Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
DM

David Main — 7 Patents

3D3Do: 4 patents #3 of 17Top 20%
BNBarco N.V.: 1 patents #120 of 244Top 50%
GEGemfire: 1 patents #22 of 36Top 65%
Ramona, CA: #95 of 542 inventorsTop 20%
California: #83,669 of 386,348 inventorsTop 25%
Overall (All Time): #680,018 of 4,157,543Top 20%
7 Patents All Time
David Main has been granted 7 US patents while listed as an inventor at 3Do. The first was granted in 1995 and the most recent in August 2010. David Main ranks #680,018 of 4,157,543 US inventors in our database (top 16.4%). Patent records list David Main in Ramona, CA, US.

Issued Patents All Time

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
7777699 Display system having pixels Christopher Varrin, Nils Thorjussen, Matthew Ward, Jeremy Hochman, Jeff Maddox 2010-08-17
7171064 Thermo-optic switch having fast rise-time Michael J. Brinkman, William K. Bischel, Tony C. Kowalczyk, Lee Lisheng Huang 2007-01-30
6351578 Thermo-optic switch having fast rise-time Michael J. Brinkman, William K. Bischel, Tony C. Kowalczyk, Lee Lisheng Huang 2002-02-26
5521946 Multi-phase filter/DAC 1996-05-28 $5,661,000
5488576 Amplitude adaptive filter 1996-01-30 $4,764,000
5408267 Method and apparatus for gamma correction by mapping, transforming and demapping 1995-04-18 $5,535,000
5402369 Method and apparatus for digital multiplication based on sums and differences of finite sets of powers of two 1995-03-28 $6,024,000