SS

Shigeji Sato

SL Sumitomo Pharmaceuticals Company Limited: 12 patents #5 of 327Top 2%
SC Sumitomo Chemical: 4 patents #1,124 of 4,033Top 30%
KC Koken Co.: 2 patents #24 of 123Top 20%
YC Yamanouchi Pharmaceutical Co.: 1 patents #277 of 516Top 55%
Overall (All Time): #303,181 of 4,157,543Top 8%
16
Patents All Time

Issued Patents All Time

Showing 1–16 of 16 patents

Patent #TitleCo-InventorsDate
5496559 Porous solid formulations containing proteinaceous physiologically active substances Keiji Fujioka, Yoshihiro Takada 1996-03-05
5385738 Sustained-release injection Yoshiya Yamahira, Keiji Fujioka, Yoshihiro Takada 1995-01-31
5236704 Controlled release formulation Keiji Fujioka, Nobuhiko Tamura, Yoshihiro Takada, Yoshio Sasaki, Miho Maeda 1993-08-17
5164139 Method for drying wetted molded product Keiji Fujioka, Yoshio Sasaki, Hiromi Naito, Teruo Miyata, Masayasu Furuse 1992-11-17
5081156 Sustained-release preparation Yoshiya Yamahira, Keiji Fujioka 1992-01-14
5021241 Long-term sustained-release preparation Yoshiya Yamahira, Keiji Fujioka, Yoshihiro Takada 1991-06-04
5011692 Sustained pulsewise release pharmaceutical preparation Keiji Fujioka, Yoshihiro Takada, Yoshio Sasaki, Nobuhiko Tamura 1991-04-30
4985253 Sustained release composition for pharmaceutical substances comprising a silicone elastomer carrier Keiji Fujioka, Nobuhiko Tamura, Yoshihiro Takada 1991-01-15
4963529 Stable growth hormone releasing factor preparation Keiji Fujioka, Yoshihiro Takada 1990-10-16
4900304 Solid preparation administering instrument Keiji Fujioka, Nobuhiko Tamura, Yoshihiro Takada, Yoshio Sasaki 1990-02-13
4880796 Antimicrobial preparation Yoshiya Yamahira, Yoshiko Okuzawa, Keiji Fujioka, Reimei Ishikawa 1989-11-14
4855134 Sustained-release preparation Yoshiya Yamahira, Keiji Fujioka 1989-08-08
4849141 Method for producing sustained release formulation Keiji Fujioka, Yoshio Sasaki, Teruo Miyata, Masayasu Furuse, Hiromi Naito 1989-07-18
4352793 Pharmaceutical composition comprising bencyclane fumarate and cyclodextrin Yoshiya Yamahira, Takeshi Noguchi, Keiji Fujioka, Tetsuo Noguchi 1982-10-05
4244943 Method for preparing urokinase injection Yoshiya Yamahira, Keiji Fujioka, Yoshiko Okuzawa, Seiko Miura 1981-01-13
4226769 Process for preparing a solid preparation of a penicillin derivative Terutsugu Tsuji, Keiji Fujioka, Yoshiya Yamahira, Tadao Maeda 1980-10-07