Issued Patents All Time
Showing 76–91 of 91 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5451427 | Magnetic recording medium and method of producing the same | Kiyoshi Takahashi, Mikio Murai | 1995-09-19 |
| 5443888 | Magnetic recording medium having a carbon protective layer and partially fluorinated alkyl carboxylic acid lubricant layer | Mikio Murai, Kiyoshi Takahashi, Yoshiaki Kai, Takashi Suzuki, Toshiaki Kunieda | 1995-08-22 |
| 5364690 | Magnetic recording medium comprising a ferromagnetic metal film and two carbon protective layers | Kiyoshi Takahashi, Mikio Murai, Hideyuki Ueda, Yukikazu Ohchi, Tatsuya Hiwatashi | 1994-11-15 |
| 5328737 | Method of forming film by plasma CVD | Kiyoshi Takahashi, Mikio Murai, Hideyuki Ueda, Yukikazu Ohchi, Tatsuya Hiwatashi | 1994-07-12 |
| 5322716 | Method for producing magnetic recording medium | Kiyoshi Takahashi, Mikio Murai | 1994-06-21 |
| 5302424 | Method for forming a film with plasma CVD process | Mikio Murai, Kiyoshi Takahashi, Hideyuki Ueda | 1994-04-12 |
| 5182132 | Magnetic recording medium and method for making it | Mikio Murai, Kiyoshi Takahashi, Yoshiaki Kai, Takashi Suzuki, Toshiaki Kunieda | 1993-01-26 |
| 5110676 | Magnetic recording medium incorporating metallic magnetic thin film | Mikio Murai, Kiyoshi Takahashi | 1992-05-05 |
| 5104685 | Method of producing magnetic recording medium | Kiyoshi Takahashi, Mikio Murai | 1992-04-14 |
| 4833031 | Magnetic recording medium | Hideo Kurokawa, Tsutomu Mitani, Taketoshi Yonezawa | 1989-05-23 |
| 4647507 | Magnetic recording material | Takashi Suzuki, Yoshiaki Kai, Hisayo Kitamaki, Akio Tomago | 1987-03-03 |
| 4578729 | Magnetic recording medium | Takashi Suzuki, Hiroshi Fujimori | 1986-03-25 |
| 4564549 | Magnetic recording media and process for fabricating the same | Takashi Suzuki, Koichi Shinohara, Takashi Fujita | 1986-01-14 |
| 4514451 | Polyester substrate for magnetic recording medium having oligomer protrusions thereon | Takashi Suzuki, Koichi Shinohara, Takashi Fujita, Shigeki Kawase | 1985-04-30 |
| 4323629 | Metallic thin film magnetic recording medium | Toshiaki Kunieda, Takashi Fujita, Koichi Shinohara | 1982-04-06 |
| 4239835 | Magnetic recording medium | Yasuo Iijima, Koichi Shinohara, Takashi Fujita, Toshiaki Kunieda | 1980-12-16 |