KF

Keiji Fujioka

SL Sumitomo Pharmaceuticals Company Limited: 19 patents #2 of 327Top 1%
SC Sumitomo Chemical: 4 patents #1,124 of 4,033Top 30%
KC Koken Co.: 3 patents #14 of 123Top 15%
DL Dow Corning Asia Limited: 1 patents #27 of 76Top 40%
NI Nissho: 1 patents #65 of 171Top 40%
YC Yamanouchi Pharmaceutical Co.: 1 patents #277 of 516Top 55%
Overall (All Time): #186,924 of 4,157,543Top 5%
23
Patents All Time

Issued Patents All Time

Showing 1–23 of 23 patents

Patent #TitleCo-InventorsDate
5851547 Controlled release drug formulation of open end cylindrical rod form Takeshi Hirasawa, Masako Kajihara, Akihiko Sano, Shuichi Sugawara, Yosuke Urabe 1998-12-22
5800390 Equipment for intracerebral administration of preparations Toru Hayakawa, Toshiki Yoshimine, Hiromu Yamamoto, Akira SATO, Tsunemasa Irie +2 more 1998-09-01
5766864 Method of measuring interferon acitivity Kazuko Uno, Tsunataro Kishida, Yoshihiro Takada, Takayuki Sato 1998-06-16
5496559 Porous solid formulations containing proteinaceous physiologically active substances Shigeji Sato, Yoshihiro Takada 1996-03-05
5385738 Sustained-release injection Yoshiya Yamahira, Shigeji Sato, Yoshihiro Takada 1995-01-31
5236704 Controlled release formulation Shigeji Sato, Nobuhiko Tamura, Yoshihiro Takada, Yoshio Sasaki, Miho Maeda 1993-08-17
5171219 Pharmaceutical preparation administrator Yoshihiro Takada, Ayumi Aisaka 1992-12-15
5164139 Method for drying wetted molded product Shigeji Sato, Yoshio Sasaki, Hiromi Naito, Teruo Miyata, Masayasu Furuse 1992-11-17
5081156 Sustained-release preparation Yoshiya Yamahira, Shigeji Sato 1992-01-14
5021241 Long-term sustained-release preparation Yoshiya Yamahira, Shigeji Sato, Yoshihiro Takada 1991-06-04
5011692 Sustained pulsewise release pharmaceutical preparation Shigeji Sato, Yoshihiro Takada, Yoshio Sasaki, Nobuhiko Tamura 1991-04-30
4985253 Sustained release composition for pharmaceutical substances comprising a silicone elastomer carrier Shigeji Sato, Nobuhiko Tamura, Yoshihiro Takada 1991-01-15
4963529 Stable growth hormone releasing factor preparation Shigeji Sato, Yoshihiro Takada 1990-10-16
4950234 Device for administering solid preparations Nobuhiko Tamura, Yoshihiro Takada, Kenji Himeshima 1990-08-21
4900304 Solid preparation administering instrument Shigeji Sato, Nobuhiko Tamura, Yoshihiro Takada, Yoshio Sasaki 1990-02-13
4880796 Antimicrobial preparation Yoshiya Yamahira, Yoshiko Okuzawa, Shigeji Sato, Reimei Ishikawa 1989-11-14
4855134 Sustained-release preparation Yoshiya Yamahira, Shigeji Sato 1989-08-08
4849141 Method for producing sustained release formulation Shigeji Sato, Yoshio Sasaki, Teruo Miyata, Masayasu Furuse, Hiromi Naito 1989-07-18
4774091 Long-term sustained-release preparation Yoshiya Yamahira, Shiegeji Sato, Yoshihiro Takada 1988-09-27
4582845 Pharmaceutical composition for injection Yoshiya Yamahira 1986-04-15
4352793 Pharmaceutical composition comprising bencyclane fumarate and cyclodextrin Yoshiya Yamahira, Takeshi Noguchi, Tetsuo Noguchi, Shigeji Sato 1982-10-05
4244943 Method for preparing urokinase injection Yoshiya Yamahira, Yoshiko Okuzawa, Seiko Miura, Shigeji Sato 1981-01-13
4226769 Process for preparing a solid preparation of a penicillin derivative Terutsugu Tsuji, Shigeji Sato, Yoshiya Yamahira, Tadao Maeda 1980-10-07