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

Hideaki Kashimura — 3 Patents

TOToto: 2 patents #431 of 1,113Top 40%
IBM: 1 patents #44,878 of 70,183Top 65%
Oshima, JP: #368 of 1,090 inventorsTop 35%
Overall (All Time): #1,328,092 of 4,157,543Top 35%
3 Patents All Time
Hideaki Kashimura has been granted 3 US patents while listed as an inventor at Toto. The first was granted in 2002 and the most recent in February 2023. Hideaki Kashimura ranks #1,328,092 of 4,157,543 US inventors in our database (top 31.9%). Patent records list Hideaki Kashimura in Oshima, JP.

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
11572682 Flush toilet apparatus Hiroki Tanaka, Kenji Watanabe, Satoshi Takano, Yoshikatsu Adachi, Koichi Motooka +1 more 2023-02-07
11505932 Water supply mechanism and flush toilet Hiroki Tanaka 2022-11-22
6418119 Data transmission apparatus and method thereof Tomoaki Hatta 2002-07-09 $13,596,000