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Thursday, March 11, 2010
Chronology

American Radionic Company’s Chronology
Of Patents, New Products and Technology Transfer Programs
– From The Present, To The Past, A Thirty-Five Year Review



1989
For Motor Company awards Q1 status for the capacitors which are supplied for noise suppression. Japanese companies could not displace American Radionic Co. in the automobile industry. The on-going road testing of automotive electrical products results in an extremely significant development – a high temperature (300°F) capability noise-suppression capacitor using a polyethylene terepthalate dielectric (Mylar). As engine compartments increase in complexity and air-flow is diminished, temperatures become extremely significant. All automotive products will now incorporate this new manufacturing process – Silicone Fluid Vacuum Impregnation (SFVI).

American Radionic Company re-locates from Connecticut to a new modern facility in Palm Coast, Florida. 

General Motors requests that American Radionic Company assist them with a major problem in an existing model, relating to noise suppression (tape deck). Mr. Stockman flies to Detroit with Mr. Dalzell, Chief Engineer, and a vehicle is presented to them. Approximately one month after returning to Connecticut with the vehicle, the problem is solved and another new product emerges.

American Radionic Company commences the manufacture of a special, metallized polypropylene capacitor for a major U.S. corporation. This product is sold to them on a private-label basis (their logo) which they re-sell in the U.S. and other markets. This continues to operate as a highly successful arrangement. A patent is issued for an improvement in the ability to meet certain UL requirements for dry (non-liquid filled) high voltage (AC) capacitors when subjected to high fault currents (10,000 amps) Patent No. 4,633,365. After 12 years of exhaustive research covering prior technology, the Ultramet® Capacitor receives German Patent No. DE2544225C2.

The first of a group of high-profile automobiles are purchased by the Company for use as a rolling test-bed and marketing tool in a continuing effort to maintain market share in the extremely competitive worldwide automotive market. In the engineering departments (in Detroit, Michigan) considerable interest is aroused because of this program.

American Radionic Company was chosen to set up a complete AC capacitor facility for the largest manufacturer of lighting equipment in Mexico (Sola Basic, a Division of General Signal). This plant continues to operate successfully, producing millions of capacitors annually. American Radionic Company has “oversight” responsibility for this facility. Patent No. 4,558,394 – A concept which uses a system of built-in jumper wires allowing a user to select and extract different values from a single capacitor.

Responding to American Radionic Company’s efforts to improve its position with the domestic automobile industry, the state of Connecticut issues Experimental Test License Plates. These enable the Company to expand its’ highway based program of research and development in the automotive noise-suppression area.

The Unites States Patent Office issues No. 4,312,027. This patent describes a method which allows the Company to supply a multiple value with electrostatic shielding to eliminate internal interference which might cause problems in sophisticated aircraft and navigational equipment. The first large-scale market opens up for the multiple metallized capacitor. The switch networks used for adjusting the speed of overhead ceiling fans had incorporated transformers. These created an objectionable “humming” noise in the fan motors. Capacitors had been known to cure this problem but the recessed, wall-mounted boxes did not offer enough space for the cluster of capacitors and resistors needed to provide the three speeds required. The answer was found in the Ultramet® which forms the most volumetrically efficient “package” for any group of film capacitors. Patent No. 4,352,145 – Additional modification to the Ultramet® technique. Patent describes a system of producing very small values along with large values in the same winding. Very significant for use in fluorescent ballast applications.

Robert Stockman, Vice President of American Radionic Company, signs an agreement with Robert Sprague, Chairman of Sprague Electric company, the largest capacitor manufacturer in the world (at that time). Sprague agrees to pay royalties to American Radionic Company to allow them to manufacture the Ultramet® (U.S. Patent No. 3,921,041).

In an effort to support the Company’s work in the automotive field, a separate product development group is structured to monitor and improve existing components in the severe working environment of the engine compartment.

 
1987
American Radionic Co. relocates to Palm Coast, Florida.
 
1982
Robert Stockman becomes president and Richard Stockman is appointed vice-president. Edward Duarte, who has been with the company since 1964, takes over as General Manager.
 
1980
Electronic Products Magazine chose the multiple metallized capacitor, the Ultramet®, as one of the eighteen most significant electronic products of the year. (Note: Texas Instruments’ speech synthesizer received this award). The first commercial application of the Ultramet® Capacitor – The UAUC: this device incorporates five separate values in one single continuous winding and is sold to the appliance service industry as a replacement part for almost any value that is encountered when repairing equipment in the field. By using jumper wires and combining different values (in parallel and series), 120 different combinations of single and dual values can be duplicated.

An agreement is signed with Evomec Oy of Finland, to manufacture high-speed machinery for the production of the multiple metallized capacitor – The Ultramet®. Later, agreements are reached with Kaido Manufacturing Company, Ltd. Of Japan.  As an adjunct to the multiple value metallized capacitor patented in 1975, a technique is developed to permit not only multiple values but also multiple voltage ratings from one single, continuous winding (U.S. Patent No. 4,028,595). This has a specific application in telephone handsets and related hardware.

The Pulsecap® capacitor: A new technique in winding allows the company to achieve the highest volts per mil capability of any film dielectric capacitor in the world (10,000 volts/mil) smaller and less expensive for use in heavy, pulsing applications (600V to 800V) can now be manufactured and sold.

A Technology Transfer Department was created to promote and license products which were rapidly being developed. The AC Motor-Run capacitor industry had to shift away from PCB oil impregnated paper dielectric duplicated with the metallized version. When word spread that the technology did exist to create the modern version of the dual capacitor, American Radionic Company was approached by companies throughout the world to share this invention. The capacitor was to become known by its registered trademark, The Ultramet®

Development of the world’s first multiple metallized film dielectric capacitor produced from a single continuous winding. The technique was so advanced that the film capacitor winding equipment did not exist to produce it.

One of the first products which emerged from this effort was the Fail-Safe Capacitor, which received United States Patent No. 3,792,323. This capacitor was used in special circuitry in television sets to disrupt the high voltage to the picture tube so that there would be no excess (dangerous) radiation emitted. To help us meet the total demand, American Radionic Company licensed the Sprague Electric Company to also manufacture this product. Total volume estimated at almost $100 million in sales. This patent was later re-issued in 1977 (Re. 39,126).

American Radionic Company embarks on a product development program structured to bring new and significant products to market annually. A research group evolves and an association develops with Connecticut based patent attorneys (Parmalee, Johnson, Bollinger & Bramblett).

 
1966
Robert Stockman joins the firm after graduation from Rollins College. He is appointed Sales Manager and is instrumental in forming the Precision Capacitor Division which specializes in close tolerance, highly sophisticated, film dielectric capacitors. Richard Stockman becomes part of the American Radionic team after graduating from Hillsdale College and joins the Sales Department where he develops the capacitors and switch assemblies used in the overhead fan industry.
 
1957
American Radionic moves to larger facilities in Danbury, Connecticut where, throughout the fifties and sixties, a large part of the business is supplying capacitors to the domestic television industry and the manufacturing of noise suppression capacitors for the automotive industry.
 
1939
American Radionic Company, film capacitor business, is founded by William Stockman in Brooklyn, New York.
 
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