Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5178709 | Method of manufacturing a reflector of fiber reinforced plastic material | Hisayo Shimodaira | 1993-01-12 |
| 4965120 | Magnetic recording medium | Hiroshi Ogawa, Chiaki Mizuno, Shinji Saito | 1990-10-23 |
| 4952064 | Method for preparing magnetic coating compositions | Chiaki Mizuno, Yasuo Tamai, Hiroshi Ogawa | 1990-08-28 |
| 4946740 | Magnetic recording medium | Hiroshi Ogawa, Chiaki Mizuno, Shinji Saito | 1990-08-07 |
| 4875766 | Fiber reinforced plastic reflector | Hisayo Shimodaira, Keizo Miyawaki, Tatsuya Hamaguchi | 1989-10-24 |
| 4865924 | Magnetic recording medium | Shinji Saito, Chiaki Mizuno, Hiroshi Ogawa | 1989-09-12 |
| 4807969 | Method of manufacturing a reflector of a fiber-reinforced plastic material | Hisayo Shimodaira | 1989-02-28 |
| 4728558 | Magnetic recording medium | Yasuo Tamai, Chiaki Mizuno, Hiroshi Ogawa, Shinji Saito | 1988-03-01 |
| 4724162 | Process for producing magnetic recording medium | Shinji Saito, Hiroshi Ogawa, Chiaki Mizuno, Yasuo Tamai | 1988-02-09 |
| 4710421 | Magnetic recording medium | Yasuo Tamai, Chiaki Mizuno, Hiroshi Ogawa, Shinji Saito | 1987-12-01 |