Thomas E. Beling — 11 Patents at Sigma Instruments Holdings

Thomas E. Beling has been granted 11 US patents while listed as an inventor at Sigma Instruments Holdings. The first was granted in 1981 and the most recent in October 1999. Thomas E. Beling ranks #435,149 of 4,157,543 US inventors in our database (top 10.5%). Patent records list Thomas E. Beling in Saxonville, MA, US.

Issued Patents All Time

Showing 1–11 of 11 patents

Patent #	Title	Co-Inventors	Date	Approx Value ⓘ
5961204	Fluorescent lamp with globe activated dimmer switch	Mark E. Martich, John M. Ossenmacher, Stephen C. McLeod	1999-10-05
5744913	Fluorescent lamp apparatus with integral dimming control	Mark E. Martich, John M. Ossenmacher	1998-04-28
5596247	Compact dimmable fluorescent lamps with central dimming ring	Mark E. Martich, John M. Ossenmacher, Stephen C. McLeod	1997-01-21	$1,680,000
5001425	Ferromagnetic object detector with comparison of signal maximums from a pair of detection coils	Wayne M. Spani	1991-03-19
4859925	Power transmission systems and means for control thereof	—	1989-08-22
4700123	Power distribution systems and means for control thereof	—	1987-10-13
4683472	Signal reading system such as for remote reading of meters	—	1987-07-28
4606231	Strain gauge measuring system	—	1986-08-19
4272712	Phase locked loop control system	Leopold Bric	1981-06-09
4271384	Synchronous motor drive	Leopold Bric	1981-06-02
4258276	Switching circuit for connecting an AC source to a load	—	1981-03-24

Thomas E. Beling — 11 Patents

Issued Patents All Time

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