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

Tetsuji Itou — 5 Patents

Denso: 4 patents #3,129 of 11,792Top 30%
SKSolar Frontier K.K.: 1 patents #20 of 47Top 45%
Kariya, JP: #1,589 of 4,822 inventorsTop 35%
Overall (All Time): #907,971 of 4,157,543Top 25%
5 Patents All Time
Tetsuji Itou has been granted 5 US patents while listed as an inventor at Denso. The first was granted in 2007 and the most recent in March 2021. Tetsuji Itou ranks #907,971 of 4,157,543 US inventors in our database (top 21.8%). Patent records list Tetsuji Itou in Kariya, JP.

Patents per Year

Patents granted per year, 2007 to 2021Bar chart with a peak of 2 patents in 2007.peak 22007: 2 patents20072008: 1 patents20082009: 1 patents20092021: 1 patents2021

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
10958207 Attachment structure of photovoltaic cell module Tatsuji Kanbara, Shinji Kato, Toshiaki Yamaura, Natsuki Hamada, Bagwadkar Ninad +5 more 2021-03-23
7594309 Method of producing laminate-type piezoelectric element Akio Iwase, Shige Kadotani 2009-09-29
7411336 Hollow laminated piezoelectric element and its manufacturing method Akio Iwase, Shige Kadotani 2008-08-12
7294953 Stacked piezoelectric element and method of fabrication thereof Akio Iwase, Shige Kadotani 2007-11-13
7225514 Production method of stacked piezoelectric element Akio Iwase, Toshio Ooshima, Shige Kadotani 2007-06-05