Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Koki Sago — 12 Patents

JNJnc: 12 patents #17 of 413Top 5%
JPJnc Petrochemical: 12 patents #11 of 122Top 10%
KUKyushu University, National University: 1 patents #221 of 767Top 30%
Chiba, JP: #789 of 6,266 inventorsTop 15%
Overall (All Time): #396,045 of 4,157,543Top 10%
12 Patents All Time
Koki Sago has been granted 12 US patents while listed as an inventor at Jnc. The first was granted in 2013 and the most recent in October 2021. Koki Sago ranks #396,045 of 4,157,543 US inventors in our database (top 9.5%). Patent records list Koki Sago in Chiba, JP.

Issued Patents All Time

Showing 1–12 of 12 patents

Patent #TitleCo-InventorsDate
11155753 Liquid crystal composition used for phase control of electromagnetic wave signal Norio Tamura, Yoichi Uriu, Eiji Okabe 2021-10-26
10344212 Liquid crystal device Hirotsugu Kikuchi, Yasushi Okumura, Hiroki Higuchi, Hiroya Nishikawa, Kazuya Shiroshita +2 more 2019-07-09
10308870 Liquid crystal medium, optical device and liquid crystal compound Yasuhiro Haseba, Shinichi Yamamoto 2019-06-04
9738831 Optically isotropic liquid crystal composition and optical device Shin Yamamoto, Yasuhiro Haseba 2017-08-22
9701904 Optically isotropic liquid crystal medium and optical device Hiroki Ookawa, Akihiro TAKATA 2017-07-11
9611429 Liquid crystal medium, optical device and liquid crystal compound Hitoshi Tobata, Shin Yamamoto, Yasuhiro Haseba 2017-04-04
9593094 Liquid crystal medium, optical device, and liquid crystal compound Yasuhiro Haseba, Shinichi Yamamoto 2017-03-14
9458125 Octahydro binaphthyl-based chiral compound-containing liquid-crystal composition and optical element Shin Yamamoto 2016-10-04
9175222 Optically isotropic liquid crystal medium and optical device Shin Yamamoto, Takafumi Kuninobu, Yasuhiro Haseba 2015-11-03
8974694 Liquid-crystal composition Yasuhiro Haseba, Takafumi Kuninobu, Shin Yamamoto 2015-03-10
8911644 Optically isotropic liquid crystal medium and optical device Shin Yamamoto, Takafumi Kuninobu, Yasuhiro Haseba 2014-12-16
8609208 Optically isotropic liquid crystal medium and optical device Shin Yamamoto, Takafumi Kuninobu, Yasuhiro Haseba 2013-12-17