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

Kouji Takane — 8 Patents

ICIdemitsu Kosan Co.: 8 patents #189 of 1,237Top 20%
TCThk Co.: 1 patents #245 of 450Top 55%
Chiyoda, JP: #451 of 1,712 inventorsTop 30%
Overall (All Time): #600,572 of 4,157,543Top 15%
8 Patents All Time
Kouji Takane has been granted 8 US patents while listed as an inventor at Idemitsu Kosan Co.. The first was granted in 2015 and the most recent in August 2025. Kouji Takane ranks #600,572 of 4,157,543 US inventors in our database (top 14.4%). Patent records list Kouji Takane in Chiyoda, JP.

Patents per Year

Patents granted per year, 2015 to 2025Bar chart with a peak of 2 patents in 2019.peak 22015: 1 patents20152018: 1 patents20182019: 2 patents20192020: 1 patents20202023: 1 patents20232025: 2 patents2025

Issued Patents All Time

Showing 1–8 of 8 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
12378498 Grease composition Keisuke Inda, Go Watanabe 2025-08-05
12264293 Grease composition Go Watanabe, Keisuke Inda 2025-04-01
11746303 Grease composition Go Watanabe, Akihiro Shishikura, Jun Yamashita 2023-09-05 $159,000
10760030 Grease Tsukasa Yamagishi 2020-09-01
10266787 Grease composition Hiroki Sekiguchi, Yukitoshi Fujinami, Yusuke Nakanishi 2019-04-23
10240103 Grease composition for bearing Yukitoshi Fujinami, Hiroki Sekiguchi, Yusuke Nakanishi, Yoshiyuki Suetsugu 2019-03-26
10150929 Urea grease Yoshiyuki Suetsugu 2018-12-11
9090848 Grease composition and motion guiding device lubricated by grease composition Akira Nogami, Terumoto Hayami, Hiroshi Sampei, Yukitoshi Fujinami 2015-07-28