Issued Patents All Time
Showing 51–60 of 60 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5208797 | Magneto-optical recording media and apparatus | Yoshiyuki Nakaki, Takashi Tokunaga, Tatsuya Fukami, Motohisa Taguchi | 1993-05-04 |
| 5197048 | Magneto-optic recording medium, magneto-optic recording system and magneto-optic recording method | Kyosuke Yoshimoto, Osamu Ito, Kunimaro Tanaka, Koichi Takeuchi, Isao Watanabe | 1993-03-23 |
| 5191561 | Magnetooptical recording medium including five magnetic layers for direct overriding by light intensity modulation without an external bias field | Tatsuya Fukami, Takashi Tokunaga, Yoshiyuki Nakaki | 1993-03-02 |
| 5172364 | Magneto-optic recording apparatus with controlled magnetic field generation | Kyosuke Yoshimoto, Osamu Ito, Kunimaro Tanaka, Koichi Takeuchi, Isao Watanabe | 1992-12-15 |
| 5164287 | Photochromic material and rewritable optical recording medium | Suguru Nagae, Sei Tsunoda, Kenji Nomura, Yoshiyuki Nakaki | 1992-11-17 |
| 5143797 | Magneto-optic recording medium | Kazuo Hashima, Hiroshi Sugahara | 1992-09-01 |
| 5130958 | Method of and apparatus for overwritting a magneto-optic disk | Tatsuya Fukami, Takashi Tokunaga | 1992-07-14 |
| 4774998 | Method and apparatus for preventing cast defects in continuous casting plant | Akira Matsushita, Wataru Ohashi, Masami Temma, Takeyoshi Ninomiya | 1988-10-04 |
| 4727926 | Apparatus for changing width of slab in continuous casting | Wataru Ohashi, Takeyoshi Ninomiya, Masami Temma | 1988-03-01 |
| 4660617 | Method of changing width of slab in continuous casting | Wataru Ohashi, Takeyoshi Ninomiya, Masami Temma | 1987-04-28 |