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USPTO Patent Rankings Data through Dec 31, 2025
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Hiroshi Tsuchi — 129 Patents

Nec: 44 patents #112 of 14,502Top 1%
RERenesas Electronics: 39 patents #23 of 4,529Top 1%
LCLapis Semiconductor Co.: 23 patents #2 of 349Top 1%
LCLapis Technology Co.: 15 patents #1 of 50Top 2%
NENec Electronics: 15 patents #21 of 1,789Top 2%
GFGetner Foundation: 1 patents #6 of 11Top 55%
Yokohama, JP: #188 of 49,234 inventorsTop 1%
Overall (All Time): #8,566 of 4,157,543Top 1%
129 Patents All Time
Hiroshi Tsuchi has been granted 129 US patents while listed as an inventor at Nec. The first was granted in 1998 and the most recent in November 2025. Hiroshi Tsuchi ranks #8,566 of 4,157,543 US inventors in our database (top 0.21%). Patent records list Hiroshi Tsuchi in Yokohama, JP.

Issued Patents All Time

Showing 1–25 of 129 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
12483245 Output buffer circuit, charge pump device, display drive device, and display device — 2025-11-25
12445130 Output buffer circuit and semiconductor device — 2025-10-14
12406638 Digital-to-analog converter, data driver, and display device — 2025-09-02
12361907 Digital-to-analog converter, data driver, and display device — 2025-07-15
12254813 Output buffer circuit, data driver, display device, and semiconductor device — 2025-03-18
12249293 Digital-to-analog converter, data driver, and display device — 2025-03-11
12205508 Digital-to-analog converter, data driver, and display device — 2025-01-21
12205512 Output buffer circuit, display driver, data driver, and display device — 2025-01-21
12073804 Signal level shift conversion circuit for display driver and display device converting input voltage signal at synchronized timing Hayato Koizumi 2024-08-27
11990102 Display apparatus and data driver — 2024-05-21
11955095 Output circuit for liquid crystal display driver providing high reliability and reduced area selectively outputting positive and negative voltage signals — 2024-04-09
11862058 Load driving circuit, display driver, display apparatus and semiconductor device — 2024-01-02
11810527 Display device and data driver — 2023-11-07
11769438 Display driver and display apparatus Takuro Kotaki, Atsushi Hirama 2023-09-26
11756501 Display apparatus output circuit selectively providing positive and negative voltages realized in reduced area in a simple configuration — 2023-09-12
11726356 Output circuit, display driver, and display device — 2023-08-15
11670216 Digital-to-analog conversion circuit, data driver, and display device — 2023-06-06
11574609 Display device and data driver Koji Higuchi 2023-02-07
11568831 Output circuit, data driver, and display apparatus Manabu Nishimizu 2023-01-31
11532257 Display driver and display device Hayato Koizumi 2022-12-20
11501729 Source driver that adjusts a timing of outputting of pixel data based on a length of a source line, and display device Naoki Taniguchi, Takashi Ohno 2022-11-15
11398202 Display apparatus, data driver and display controller Keigo Otani 2022-07-26
11356113 Digital-to-analog conversion circuit and data driver — 2022-06-07
11341886 Digital-to-analog converter circuit and data driver — 2022-05-24
11281034 Output circuit, display driver, and display device — 2022-03-22

Nearby-Ranked Inventors

Keiichi Sato129
Atsushi Nagata129
Runsheng He129
Jaewon Kim129
Kevin M. Lewandowski129
Paul J. Dawes129
Eric James Shero129
Can Wang129
Jongsool Park129