Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7092187 | Magnetic recording and reproducing apparatus and method and thin film magnetic head used therein | Toshio Tsuchiya, Akihisa Obata | 2006-08-15 |
| 6757123 | Method and apparatus for cleaning a magneto-resistive head | Kenmei Masuda, Hidekazu Takeda, Shigeru Yamazaki, Akihisa Obata, Toshio Tsuchiya +1 more | 2004-06-29 |
| 6654194 | High reliability magneto-resistive head cleaning system | Kenmei Masuda, Hidekazu Takeda, Shigeru Yamazaki, Akihisa Obata, Toshio Tsuchiya +1 more | 2003-11-25 |
| 6512655 | Magnetic head with sealing glass composition | Hiroki Yamamoto, Takashi Naito, Takashi Namekawa, Ken Takahashi, Noriyuki Kumasaka | 2003-01-28 |
| 6503858 | Glass composition, structure, and apparatus using the same | Hiroki Yamamoto, Takashi Naito, Takashi Namekawa, Ken Takahashi, Noriyuki Kumasaka | 2003-01-07 |
| 6150027 | Glass composition, structure, and apparatus using the same | Hiroki Yamamoto, Takashi Naito, Takashi Namekawa, Ken Takahashi, Noriyuki Kumasaka | 2000-11-21 |
| 6108165 | Rotary drum equipment and recording/reproducing equipment using the same | Hideki Maruyama, Kenmei Masuda, Kuniaki Hirayama, Yoshio Uemura, Toshihiko Imachi +1 more | 2000-08-22 |
| 5519555 | Magnetic head including PbO-V.sub.2 O.sub.5 -P.sub.2 O.sub.5 system glass bonding | Takashi Naitoh, Takashi Namekawa, Seiichi Yamada, Kunihiro Maeda | 1996-05-21 |
| 5157569 | Thin film magnetic head | Noriyuki Kumasaka, Ikuo Shinta, Sigeo Imai, Souzou Sasajima | 1992-10-20 |
| 5047885 | Magnetic head formed of thin metal film including a chevron shape | Hideo Zama, Hitoshi Idegami, Yosio Manabe | 1991-09-10 |