YT

Yoshiyuki Totani

MC Mitsui Chemicals: 10 patents #160 of 2,279Top 8%
MI Mitsui Toatsu Chemicals, Incorporated: 5 patents #267 of 1,543Top 20%
ST Savid Therapeutics: 1 patents #13 of 27Top 50%
YC Yamamoto Chemicals: 1 patents #54 of 80Top 70%
Overall (All Time): #283,252 of 4,157,543Top 7%
16
Patents All Time

Issued Patents All Time

Showing 1–16 of 16 patents

Patent #TitleCo-InventorsDate
12240945 Compound, resin, polycarbonate resin, and optical molded article Shintaro Maekawa, Kosuke MANO 2025-03-04
11746187 Compound, resin, polycarbonate resin, and optical molded article Shintaro Maekawa, Kosuke MANO 2023-09-05
11630241 Polycarbonate resin lens and polycarbonate resin composition Kiyohiro Saito 2023-04-18
11442066 Method for identifying drug-discovery target protein for development of antibody drug, and method for producing antibody against target protein Tsuneji Suzuki, Kosuke MANO, Shinichi Banba, Haruhiko KAMADA, Taisuke NAKAYAMA +3 more 2022-09-13
9139522 Aromatic amine derivative and organic electroluminescent device using the same Nobuhiro Yabunouchi, Michiru Sekiguchi, Takahiko Ochi 2015-09-22
8980442 Aromatic amine derivative and organic electroluminescent element using same Nobuhiro Yabunouchi, Tomoki Kato, Takahiro Fujiyama 2015-03-17
8294144 Organic transistor Takahiro Fujiyama, Masakatsu Nakatsuka 2012-10-23
7166240 Hydrocarbon compounds, materials for organic electroluminescent elements and organic electroluminescent elements Tsutomu Ishida, Takehiko Shimamura, Masakatsu Nakatsuka 2007-01-23
6929870 Hydrocarbon compounds, materials for organic electroluminescent elements and organic electroluminescent elements Tsutomu Ishida, Takehiko Shimamura, Masakatsu Nakatsuka 2005-08-16
6217793 Acetylene compound, liquid crystal composition and liquid crystal element Hiroe Kayashima, Tsutomu Ishida, Masakatsu Nakatsuka 2001-04-17
5861108 Naphthalene compound, and liquid crystal composition and liquid crystal element using the same Tsutomu Ishida, Atsuo Otsuji, Motokazu Hirao, Hiroe Kayashima, Masakatsu Nakatsuka 1999-01-19
5770108 Pyrimidine compound and liquid crystal composition and liquid crystal element using the same Motokazu Hirao, Atsuo Otsuji, Tsutomu Ishida, Hiroe Kayashima, Masakatsu Nakatsuka 1998-06-23
5426170 Method for preparing an aromatic polycarbonate Motokazu Hirao, Tomonori Ito, Masakatsu Nakatsuka, Akihiro Yamaguchi 1995-06-20
5380814 Aromatic polycarbonate and process for production thereof Motokazu Hirao, Tomonori Ito, Masakatsu Nakatsuka, Akihiro Yamaguchi 1995-01-10
5359117 Processes for producing aromatic polycarbonate oligomer and aromatic polycarbonate Motokazu Hirao, Tomonori Ito, Masakatsu Nakatsuka, Akihiro Yamaguchi, Ken-ichi Goto +4 more 1994-10-25
5196507 Process for producing granules of polycarbonate and composition thereof Masakatsu Nakatsuka, Akihiro Yamaguchi 1993-03-23