Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
SY

Sunao Yoshihara — 6 Patents

DIDic: 5 patents #111 of 844Top 15%
D(Dic Corporation (Tokyo): 1 patents #10 of 54Top 20%
Overall (All Time): #793,649 of 4,157,543Top 20%
6 Patents All Time

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
11926750 Ink composition and method for producing the same, light conversion layer, and color filter Takeo Kizaki, Minoru Tabuchi, Mariko Toshimitsu, Ikuro Kiyoto 2024-03-12
11618833 Ink composition, production method therefor, light conversion layer, and color filter Takayuki Miki, Hirotomo Sasaki, Ikuro Kiyoto, Minoru Tabuchi 2023-04-04
10947403 Dispersion and inkjet ink composition, light conversion layer, and liquid crystal display element using the dispersion Takeshi Isonaka, Yasuo Umezu, Hidehiko Yamaguchi, Yoshio Aoki, Hirotomo Sasaki +3 more 2021-03-16
10470312 Method for forming electrically conductive ultrafine pattern, electrically conductive ultrafine pattern, and electric circuit Haruhiko Katsuta, Yoshinori Katayama, Jun Shirakami, Akira Murakawa, Wataru Fujikawa +1 more 2019-11-05
9629253 Method for forming high-definition metal pattern, high-definition metal pattern, and electronic component Haruhiko Katsuta, Yoshinori Katayama, Jun Shirakami, Akira Murakawa, Wataru Fujikawa +1 more 2017-04-18
9384868 Water-based conductive ink for inkjet recording Mayoka Tachi, Ryuu Koike, Yoshinori Katayama 2016-07-05