Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Carl W. Stacy — 13 Patents

ZEZenith Electronics: 10 patents #35 of 411Top 9%
ZRZenith Radio: 1 patents #81 of 184Top 45%
Elmwood Park, IL: #7 of 99 inventorsTop 8%
Illinois: #6,713 of 84,256 inventorsTop 8%
Overall (All Time): #362,438 of 4,157,543Top 9%
13 Patents All Time
Carl W. Stacy has been granted 13 US patents while listed as an inventor at Zenith Electronics. The first was granted in 1983 and the most recent in November 2014. Carl W. Stacy ranks #362,438 of 4,157,543 US inventors in our database (top 8.7%). Patent records list Carl W. Stacy in Elmwood Park, IL, US.

Patents per Year

Patents granted per year, 1983 to 2014Bar chart with a peak of 4 patents in 1997.peak 41983: 1 patents19831987: 1 patents19871989: 1 patents19891991: 1 patents19911992: 1 patents19921997: 4 patents19971998: 1 patents19982000: 1 patents20002014: 2 patents2014

Issued Patents All Time

Showing 1–13 of 13 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
8876207 Adjustable booster seat Brian Chapman 2014-11-04
8870284 Adjustable booster seat Brian Chapman 2014-10-28
6127961 Remote control brand code identification system and method Gary Steimle 2000-10-03
5844634 Finger-controllable remote control unit 1998-12-01
5691710 Self learning IR remote control transmitter Michael Pietraszak 1997-11-25 $3,398,000
5684471 IR remote control transmitter with power saving feature Mark Bernardi 1997-11-04 $3,841,000
5644337 Trackball having single emitter-detector detecting chopper wheel direction 1997-07-01 $14,732,000
5638061 Track ball mechanism and switch arrangement Rod J. Levin 1997-06-10 $5,397,000
5103315 Stereo audio mute circuit George T. Kufta 1992-04-07 $1,423,000
5008658 Domed light housing for back-lit LCD display Thomas Russay 1991-04-16 $3,267,000
4855746 Multiple device remote control transmitter 1989-08-08 $627,000
4716463 Power down sense circuit William Chamberlain 1987-12-29 $2,304,000
4377729 Apparatus for eliminating picture bounce in television/telephone system 1983-03-22 $1,622,000