Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10029219 | Microbubble generating device and contaminated water purifying system provided with microbubble generating device | Iwao Tamura | 2018-07-24 |
| 7033659 | Optical information recording medium and method of recording and reproducing information on and from optical information recording medium | Hiroshi Shirai, Reiji Tamura, Kazuyo Umezawa, Makoto Iimura, Akira Kashiwakura | 2006-04-25 |
| 6027801 | Magnetic recording medium | Tsuyoshi Maro, Naoki Kitagaki, Osamu Ishizaki, Hideo Daimon | 2000-02-22 |
| 5646807 | Magnetic disk cartridge and shutter opening-closing mechanism for the same | Takeshi Ohnuki, Minoru Fujita, Osamu Ishizaki | 1997-07-08 |
| 5483734 | Method for producing thin film magnetic head | Yukihiro Isono, Makoto Saito, Masato Yumoto, Akio Takakura | 1996-01-16 |
| 5181149 | Magnetic recording/reproducing head assembly | Masao Katsumata, Kazuhiro Momata, Tooru Takeura, Masahiro Kitada, Yoshihisa Kamo +1 more | 1993-01-19 |
| 5032943 | Magnetoresistive head having controlled reproduction output characteristics | Masao Katsumata, Kazuhiro Momata, Kousaku Chida | 1991-07-16 |
| 4967299 | Thin-film magnetic head with a plurality of transducers | Takahiro Katoh, Tooru Takeura, Masayoshi Waki, Yoshiki Hagiwara | 1990-10-30 |