YO

Yasushi Okumura

SC Sanraku-Ocean Co.: 5 patents #10 of 40Top 25%
AB Asahi Breweries: 5 patents #4 of 116Top 4%
TC Torii & Co.: 4 patents #9 of 33Top 30%
SC Senju Pharmaceutical Co.: 2 patents #78 of 231Top 35%
SI Sanraku Incorporated: 1 patents #19 of 48Top 40%
TC Tanabe Seiyaku Co.: 1 patents #222 of 389Top 60%
TC The Nikka Whisky Distilling Co.: 1 patents #14 of 23Top 65%
TC Torii Pharmaceutical Co.: 1 patents #2 of 15Top 15%
📍 Kamakura, JP: #119 of 1,212 inventorsTop 10%
Overall (All Time): #356,432 of 4,157,543Top 9%
14
Patents All Time

Issued Patents All Time

Showing 1–14 of 14 patents

Patent #TitleCo-InventorsDate
6828378 Compound comprising crosslinked polyrotaxane Kohzo Ito 2004-12-07
6187311 Engineered acarid allergen and process for producing the same Chiharu Nishiyama, Toshifumi Yuuki 2001-02-13
5958415 Protein allergen of Derf II and composition Toshifumi Yuuki, Hiroshi Yamakawa 1999-09-28
5876722 DNA encoding Derf II, the major mite allergen, host cells containing such DNA and methods for producing Derf II Toshifumi Yuuki, Hiroshi Yamakawa 1999-03-02
5830913 Method for preventing or treating dry eye or disease caused therefrom Takahiro Ogawa, Noriko Watanabe 1998-11-03
5798099 DNA encoding Derf II, the major mite allergen, host cells containing such DNA and method for producing Derf II Toshifumi Yuuki, Hiroshi Yamakawa 1998-08-25
5710148 Corneal opacification inhibitory composition Katsuichi Sudo, Yasuko Umegaki 1998-01-20
5460977 Peptide having allergenicity Tohru Ando, Shigeru Ikeda 1995-10-24
5240849 "DNA coding for enzyme capable of acylating the 4""-position of macrolide antibiotic" Akira Arisawa, Naoto Kawamura, Ikuo Kojima, Kazuhiko Okamura, Hiroshi Tone +1 more 1993-08-31
4536397 Antibiotics, neoviridogriseins, and their method of production Kazuhiko Okamura, Yasuo Fugakawa, Tomoyuki Ishikura, Kageaki Kouno, Joseph Lein 1985-08-20
4456592 Antibiotics, neoviridogriseins, and their method of production Kazuhiko Okamura, Yasuo Fugakawa, Tomoyuki Ishikura, Kageaki Kouno, Joseph Lein 1984-06-26
4368203 Antibiotics and derivatives thereof having .beta.-lactamase inhibitory activity and production thereof Kazuhiko Okamura, Shoji Hirata, Yasuo Fukagawa, Yasutaka Shimauchi, Tomoyuki Ishikura +2 more 1983-01-11
4355112 Streptomyces culture Kazuhiko Okamura, Yasuo Fugakawa, Tomoyuki Ishikura, Kageaki Kouno, Joseph Lein 1982-10-19
4318916 Antibiotic PS-5 and derivatives having .beta.-lactamase inhibitory activity and production thereof Kazuhiko Okamura, Shoji Hirata, Yasuo Fukagawa, Yasutaka Shimauchi, Tomoyuki Ishikura +2 more 1982-03-09