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

Friedel Gerfers — 9 Patents

INInphi: 2 patents #137 of 228Top 65%
NBNxp B.V.: 2 patents #1,098 of 3,591Top 35%
Intel: 2 patents #13,316 of 30,777Top 45%
TBTechnische Universität Berlin: 1 patents #74 of 324Top 25%
Apple: 1 patents #12,397 of 18,612Top 70%
Infineon Technologies Ag: 1 patents #4,631 of 7,486Top 65%
Sunnyvale, CA: #3,098 of 14,302 inventorsTop 25%
California: #67,547 of 386,348 inventorsTop 20%
Overall (All Time): #535,341 of 4,157,543Top 15%
9 Patents All Time
Friedel Gerfers has been granted 9 US patents while listed as an inventor at Inphi. The first was granted in 2006 and the most recent in December 2024. Friedel Gerfers ranks #535,341 of 4,157,543 US inventors in our database (top 12.9%). Patent records list Friedel Gerfers in Sunnyvale, CA, US.

Patents per Year

Patents granted per year, 2006 to 2024Bar chart with a peak of 2 patents in 2010.peak 22006: 1 patents20062010: 2 patents20102013: 2 patents20132015: 1 patents20152017: 1 patents20172018: 1 patents20182024: 1 patents2024

Issued Patents All Time

Showing 1–9 of 9 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
12176925 Sigma-delta analogue-to-digital converter with gmC-VDAC Marcel Runge 2024-12-24
9935795 Method and system using driver equalization in transmission line channels with power or ground terminations Liang Zhang, Carl Pobanz, Myoung Joon Choi, Vivek Gurumoorthy, Chienhsin Lee 2018-04-03 $6,733,000
9722822 Method and system using driver equalization in transmission line channels with power or ground terminations Liang Zhang, Carl Pobanz, Myoung Joon Choi, Vivek Gurumoorthy, Chienhsin Lee 2017-08-01 $4,589,000
9191019 Distributed gain stage for high speed high resolution pipeline analog to digital converters Mansour Keramat 2015-11-17 $73,946,000
8499630 Piezoelectric sensor dynamic range improvement Li-Peng Wang 2013-08-06 $18,826,000
8396105 Data communication circuit with equalization control Gerrit Willem den Besten, Pavel Petkov, Andreas Koellmann, Jim E. Conder 2013-03-12 $5,227,000
7849745 Ultra-low noise MEMS piezoelectric accelerometers Li-Peng Wang, Ming-Yuan He 2010-12-14 $13,117,000
7728754 Integrating analog to digital converter Wolfgang Furtner 2010-06-01
7151474 Controlled current source; in particular for digital/analogue converters in continuous-time sigma/delta modulators Maurits Ortmanns, Yiannos Manoli 2006-12-19 $802,000