Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Daniel L. Ray — 8 Patents

LCLevel One Communications: 8 patents #3 of 54Top 6%
Folsom, CA: #300 of 1,500 inventorsTop 20%
California: #74,834 of 386,348 inventorsTop 20%
Overall (All Time): #600,572 of 4,157,543Top 15%
8 Patents All Time
Daniel L. Ray has been granted 8 US patents while listed as an inventor at Level One Communications. The first was granted in 1991 and the most recent in March 1999. Daniel L. Ray ranks #600,572 of 4,157,543 US inventors in our database (top 14.4%). Patent records list Daniel L. Ray in Folsom, CA, US.

Patents per Year

Patents granted per year, 1991 to 1999Bar chart with a peak of 3 patents in 1991.peak 31991: 3 patents19911993: 3 patents19931996: 1 patents19961999: 1 patents1999

Issued Patents All Time

Showing 1–8 of 8 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
5880645 Analog adaptive equalizer with gain and filter correction James W. Everitt, Paul James Hurst 1999-03-09 $18,264,000
5581585 Phase-locked loop timing recovery circuit Hiroshi Takatori, Kenneth G. Buttle, James W. Everitt 1996-12-03 $8,382,000
5267269 System and method employing predetermined waveforms for transmit equalization Cheng-Chung Shih, Haim Shafir, Stefan Wurster, Cecil Aswell, Joseph E. Heideman 1993-11-30 $3,420,000
5257286 High frequency receive equalizer 1993-10-26 $3,472,000
5204880 Differential line driver employing predistortion Stefan Wurster 1993-04-20
5077529 Wide bandwidth digital phase locked loop with reduced low frequency intrinsic jitter Sajol Ghoshal 1991-12-31
5028888 Multistage current-controlled oscillator 1991-07-02
5008637 Fully integrated charge pump phase locked loop 1991-04-16