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USPTO Patent Rankings Data through Dec 31, 2025
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Brian L. Welch — 6 Patents

CECae Electronics: 5 patents #1 of 37Top 3%
CACae: 1 patents #41 of 112Top 40%
Westmount, CA: #73 of 432 inventorsTop 20%
Overall (All Time): #779,687 of 4,157,543Top 20%
6 Patents All Time
Brian L. Welch has been granted 6 US patents while listed as an inventor at Cae Electronics. The first was granted in 1988 and the most recent in October 2006. Brian L. Welch ranks #779,687 of 4,157,543 US inventors in our database (top 18.8%). Patent records list Brian L. Welch in Westmount, QC, CA.

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
7116380 Video projector and optical light valve therefor Michael L. Miller 2006-10-03 $6,916,000
5984477 Helmet mounted display with improved SLM illumination Paul Weissman 1999-11-16
5764202 Suppressing image breakup in helmut mounted displays which use temporally separated bit planes to achieve grey scale Andrew Fernie 1998-06-09
5684498 Field sequential color head mounted display with suppressed color break-up Andrew Fernie 1997-11-04
5348477 High definition television head mounted display unit Paul Weissman 1994-09-20
4743200 Fiber optic coupled helmet mounted display system Joseph A. LaRussa 1988-05-10