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

Takuya Katoh — 6 Patents

Nec: 4 patents #3,401 of 14,502Top 25%
Honda Motor Co.: 1 patents #12,035 of 21,052Top 60%
NCN.E. Chemcat: 1 patents #64 of 136Top 50%
Pioneer: 1 patents #1,107 of 1,730Top 65%
Minato, JP: #163 of 776 inventorsTop 25%
Overall (All Time): #779,687 of 4,157,543Top 20%
6 Patents All Time
Takuya Katoh has been granted 6 US patents while listed as an inventor at Nec. The first was granted in 1992 and the most recent in September 2020. Takuya Katoh ranks #779,687 of 4,157,543 US inventors in our database (top 18.8%). Patent records list Takuya Katoh in Minato, JP.

Patents per Year

Patents granted per year, 1992 to 2020Bar chart with a peak of 1 patents in 1992.peak 11992: 1 patents19921995: 1 patents19951999: 1 patents19992001: 1 patents20012017: 1 patents20172020: 1 patents2020

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
10765998 Three-way catalyst for purifying gasoline engine exhaust gas Akito Takayama 2020-09-08
9648155 Mobile terminal, onboard device, control method, and control program Shinichi Akama, Naoto Furuyama, Yoshihiro Mishio, Yuji Yokota, Motohiro Kubo 2017-05-09 $230,000
6232620 Active matrix type TFT elements array having protrusion on gate lines 2001-05-15 $36,000
5952675 Thin film transistor element array 1999-09-14 $25,000
5391921 Semiconductor device having multi-level wiring Osamu Kudoh, Kenji Okada, Hiroshi Shiba 1995-02-21 $15,000
5141896 Process for the production of crossing points for interconnections of semiconductor devices 1992-08-25 $37,000