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

Francis Joseph — 6 Patents

SLStack Labs: 3 patents #2 of 7Top 30%
ATAgilent Technologies: 1 patents #1,723 of 3,411Top 55%
SASignify North America: 1 patents #8 of 13Top 65%
VPVerigy Pte.: 1 patents #2 of 22Top 10%
Sunnyvale, CA: #4,229 of 14,302 inventorsTop 30%
California: #94,478 of 386,348 inventorsTop 25%
Overall (All Time): #779,687 of 4,157,543Top 20%
6 Patents All Time
Francis Joseph has been granted 6 US patents while listed as an inventor at Stack Labs. The first was granted in 2003 and the most recent in May 2019. Francis Joseph ranks #779,687 of 4,157,543 US inventors in our database (top 18.8%). Patent records list Francis Joseph in Sunnyvale, CA, US.

Patents per Year

Patents granted per year, 2003 to 2019Bar chart with a peak of 2 patents in 2017.peak 22003: 1 patents20032007: 1 patents20072016: 1 patents20162017: 2 patents20172019: 1 patents2019

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
10281324 Systems and methods for determining ambient illumination having dual sensors controlled by a bypass switch Neil Joseph 2019-05-07
9726537 Systems and methods for determining ambient illumination having a bypass switch Neil Joseph 2017-08-08
9680393 Systems and methods for a transformerless power supply to limit heat generation at an output transistor via time varying current draws Neil Joseph 2017-06-13
9413263 Systems and methods for a transformerless power supply to limit heat generation at an output transistor via time varying current draws Neil Joseph 2016-08-09
7184469 Systems and methods for injection of test jitter in data bit-streams Klaus-Dieter Hilliges, Cheryl L. Owen 2007-02-27 $14,890,000
6529240 Random access memory integrated with CMOS sensors Charles M. C. Tan, Wayne M. Greene 2003-03-04 $27,638,000