Issued Patents All Time
Showing 26–36 of 36 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7570419 | Quantum entanglement photon-pair producing device and quantum entanglement photon pair producing method | Keiichi Edamatsu | 2009-08-04 |
| 7368363 | Method of manufacturing semiconductor device and method of treating semiconductor surface | Reiko Hiruta, Hitoshi Kuribayashi | 2008-05-06 |
| 6466385 | Method and apparatus of forming a magnetic disk with a servo sector and a data sector on a spiral track | Yoshio Umeda, Syuichi Yoshida, Tatsuaki Ishida, Kiyokazu Tohma, Keizo Miyata | 2002-10-15 |
| 5876469 | Method of heat transfer in reformer | Nobuo Moriya, Takao Kawai, Hiroshi Yagi, Yasumasa Morita | 1999-03-02 |
| 5526328 | Recording and reproducing apparatus with varying amounts of data in different tracks | Mitsuaki Oshima, Toshikazu Koudo, Tsukasa Yoshiura, Takumi Matsuura, Michiro Tanaka +1 more | 1996-06-11 |
| 5410988 | Tubular furnace and method of controlling combustion thereof | Hiroshi Miyama, Tetsuhiko Ohki, Hitoshi Kaji, Ryoichi Tanaka, Mamoru Matsuo +2 more | 1995-05-02 |
| 5402287 | Resolution enhancement of absolute track position using iterative process and position bursts | Tetsurou Takaoka, Tsukasa Yoshiura, Noriaki Wakabayashi | 1995-03-28 |
| 5396380 | Resolution enhancement of absolute track position using iterative process and position bursts with track following capability | Tetsurou Takaoka, Tsukasa Yoshiura, Noriaki Wakabayashi | 1995-03-07 |
| 5383068 | Head position recognition method, a speed calculation method, and a head movement speed control device | Tetsurou Takaoka | 1995-01-17 |
| 5335123 | Apparatus and method for head-positioning on a rotatable recording medium | Noriaki Wakabayashi | 1994-08-02 |
| 4761774 | Optical disc drive apparatus | Hiromichi Ishibashi, Shinichi Tanaka, Makoto Kuwamoto, Hajime Yamamoto | 1988-08-02 |