Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 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, Keiji Fujioka, Takayuki Sato | 1998-06-16 |
| 5496559 | Porous solid formulations containing proteinaceous physiologically active substances | Keiji Fujioka, Shigeji Sato | 1996-03-05 |
| 5385738 | Sustained-release injection | Yoshiya Yamahira, Keiji Fujioka, Shigeji Sato | 1995-01-31 |
| 5236704 | Controlled release formulation | Keiji Fujioka, Shigeji Sato, Nobuhiko Tamura, Yoshio Sasaki, Miho Maeda | 1993-08-17 |
| 5171219 | Pharmaceutical preparation administrator | Keiji Fujioka, Ayumi Aisaka | 1992-12-15 |
| 5021241 | Long-term sustained-release preparation | Yoshiya Yamahira, Keiji Fujioka, Shigeji Sato | 1991-06-04 |
| 5011692 | Sustained pulsewise release pharmaceutical preparation | Keiji Fujioka, Shigeji Sato, Yoshio Sasaki, Nobuhiko Tamura | 1991-04-30 |
| 4985253 | Sustained release composition for pharmaceutical substances comprising a silicone elastomer carrier | Keiji Fujioka, Shigeji Sato, Nobuhiko Tamura | 1991-01-15 |
| 4963529 | Stable growth hormone releasing factor preparation | Keiji Fujioka, Shigeji Sato | 1990-10-16 |
| 4950234 | Device for administering solid preparations | Keiji Fujioka, Nobuhiko Tamura, Kenji Himeshima | 1990-08-21 |
| 4900304 | Solid preparation administering instrument | Keiji Fujioka, Shigeji Sato, Nobuhiko Tamura, Yoshio Sasaki | 1990-02-13 |
| 4774091 | Long-term sustained-release preparation | Yoshiya Yamahira, Keiji Fujioka, Shiegeji Sato | 1988-09-27 |