KT

Kazuo Tsubota

KU Keio University: 8 patents #7 of 781Top 1%
TL Tsubota Laboratory: 8 patents #1 of 14Top 8%
HC Hudson Soft Co.: 2 patents #13 of 44Top 30%
RU R-Tech Ueno: 2 patents #14 of 42Top 35%
TC Toshiba Materials Co.: 2 patents #96 of 197Top 50%
UN Unknown: 2 patents #12,644 of 83,584Top 20%
NT Nagoya Institute Of Technology: 1 patents #52 of 159Top 35%
AG Agc: 1 patents #509 of 954Top 55%
RI Riken: 1 patents #679 of 1,824Top 40%
RC Rohto Pharmaceutical Co.: 1 patents #45 of 138Top 35%
SC Senju Pharmaceutical Co.: 1 patents #120 of 231Top 55%
SA Sucampo Ag: 1 patents #13 of 26Top 50%
OC Oryza Oil & Fat Chemical Co.: 1 patents #6 of 23Top 30%
HO Hoya: 1 patents #757 of 1,290Top 60%
JC Jin Co.: 1 patents #4 of 8Top 50%
JH Jins Holdings: 1 patents #6 of 21Top 30%
KA Kao: 1 patents #1,961 of 3,221Top 65%
KC Konami Digital Entertainment Co.: 1 patents #313 of 611Top 55%
Overall (All Time): #122,126 of 4,157,543Top 3%
30
Patents All Time

Issued Patents All Time

Showing 1–25 of 30 patents

Patent #TitleCo-InventorsDate
12350294 Medium comprising serum replacement, IGF1, STAT3 activator and adrenal gland hormone without BFGF or rock inhibitor for producing corneal endothelial substitute cells from iPS cells and a method thereof Shigeto Shimmura, Shin Hatou 2025-07-08
12023513 Light source for myopia prevention article and method of using light source for myopia prevention article Masahiko Yamakawa, Hidemasa Torii, Toshihide Kurihara 2024-07-02
11932679 Agent for restoring visual function or agent for preventing deterioration in visual function Toshihide Kurihara, Yusaku Katada, Hiromitsu Kunimi, Hideki Kandori 2024-03-19
11813299 Composition and functional food for preventing myopia Toshihide Kurihara 2023-11-14
11771741 Nucleic acid construct that encodes chimeric rhodopsin Toshihide Kurihara, Yusaku Katada, Hideki Kandori 2023-10-03
11332773 Rapid tumorigenicity screening system Shigeto Shimmura, Shin Hatou, Emi Inagaki 2022-05-17
11033566 Method of improving lacrimal secretion for dry eye treatment using maqui berry extract Shigeru Nakamura, Toshihiro Imada, Junji Tanaka, Takashi Kadekaru, Hiroshi Shimoda +1 more 2021-06-15
11007375 Light source for myopia prevention article and method of using light source for myopia prevention article Masahiko Yamakawa, Hidemasa Torii, Toshihide Kurihara 2021-05-18
10865134 Glass Kensuke Nagai, Tetsuya Nakashima, Yutaka KUROIWA, Hiroyuki Hijiya, Masamichi Tanida +4 more 2020-12-15
10866433 Optical element Shunsuke Shioya, Toshihide Kurihara, Hidemasa Torii 2020-12-15
10823982 Myopia treatment device Kazuno Negishi, Hidemasa Torii, Toshihide Kurihara 2020-11-03
10660182 Display system, electronic device, and lighting system 2020-05-19
10537786 Lottery device and game machine using same Shogo Azuma, Kensaku Yoshida, Toshihiro Kusano 2020-01-21
10501725 Method for producing therapeutic corneal endothelial substitute cell sphere Shigeto Shimmura, Shin Hatou 2019-12-10
10133092 Myopia prevention device Kazuno Negishi, Hidemasa Torii, Toshihide Kurihara 2018-11-20
9968566 Pharmaceutical composition for prophylaxis and/or treatment of corneal and conjunctival diseases or presbyopia containing stilbene compound as active ingredient Akihiro Higuchi, Kiyoshi Fukuhara 2018-05-15
9877975 Agent for treating meibomian gland dysfunction Reiko Arita, Masataka Ito 2018-01-30
9347042 Method for producing corneal endothelial cell Shigeto Shimmura, Shin Hatou, Satoru Yoshida 2016-05-24
9254082 Method of measuring the elasticity of crystalline lens, a method of determining whether crystalline lens is presbyopic, an apparatus for measuring the elasticity of crystalline lens and an apparatus for determining whether crystalline lens is presbyopic Satoshi Wada, Atsushi SHINJO 2016-02-09
8770743 Eyewear Hitoshi Tanaka 2014-07-08
7470026 Method and apparatus for measuring operating visual acuity Minako Kaido 2008-12-30
7134998 Tear secretion quantity examination system Koji Endo, Eiki Goto 2006-11-14
6852687 Method for inhibiting apoptosis Akihiro Higuchi 2005-02-08
6159930 Pharmaceutical composition comprising albumin as an active ingredient 2000-12-12
6146630 Inhibitors for the adhesion of lymphocytes to glandular cells Tsutomu Takeuchi 2000-11-14