Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| RE37785 | Recording/reproducing separation type magnetic head | Yukio Sasada, Tadashi Imanaka, Fumiomi Ueda | 2002-07-09 |
| 5897969 | Method of fabricating a magnetoresistive thin-film magnetic head | Akira Taniyama, Makoto Morijiri, Haruko Tanaka, Isamu Yuito, Eiji Ashida +2 more | 1999-04-27 |
| 5894380 | Recording/reproducing separation type magnetic head | Yukio Sasada, Tadashi Imanaka, Fumiomi Ueda | 1999-04-13 |
| 5721942 | Personal information display system for serving large capacities of general information to user-designated stations at user-designated times | Nobumasa Nishiyama, Kouichi Hoashi, Sayaka Shinomoto, Ryuichiroh Tamochi, Kouji Takai | 1998-02-24 |
| 5701221 | Magnetoresistive thin-film magnetic head and method of fabrication thereof | Akira Taniyama, Makoto Morijiri, Haruko Tanaka, Isamu Yuito, Eiji Ashida +2 more | 1997-12-23 |
| 5471358 | Thin film magnetoresistive head which includes a domain suppressing layer and method for manufacturing the same | Shigeru Tadokoro, Shinji Narishige, Tetsuo Kobayashi | 1995-11-28 |
| 5177717 | Optical memory medium and its information recording and erasing method and apparatus | Yoshio Sato, Atsumi Watanabe, Satoshi Shimada, Hiroshi Sasaki, Nobuyoshi Tsuboi +3 more | 1993-01-05 |
| 5110792 | Method and apparatus of optical modulation using superconductive oxide material | Takahiro Nakayama, Kunihiro Tamahashi, Moriaki Fuyama, Hiroyuki Minemura, Yoshio Sato +1 more | 1992-05-05 |
| 5018072 | Optically readable mail system with general and receiver specific information | Masahiko Ibamoto, Yasuo Morooka, Manabu Sato, Takeshi Mizumura | 1991-05-21 |
| 4978187 | Optical element, optical disc and rotary encoder with the optical element | Hiroyuki Minemura, Yoshio Sato, Nobuyoshi Tsuboi, Shinji Ohyama | 1990-12-18 |
| 4937808 | Intergrated optical head with flexible substrate portion | Satoshi Shimada, Shinji Ohyama, Manabu Sato, Masahiko Ibamoto, Yoshio Sato +3 more | 1990-06-26 |
| 4862440 | Optical head with optical beam control using acoustic wave device | Norifumi Miyamoto, Yoshio Sato, Nobuyoshi Tsuboi, Satoshi Shimada, Hiroshi Sasaki +1 more | 1989-08-29 |
| 4811328 | Optical recording and reproducing device | Tetsuo Ito, Hiroshi Sasaki, Yoshio Sato, Satoshi Shimada, Norifumi Miyamoto +2 more | 1989-03-07 |
| 4773060 | Optical information recording device | Satoshi Shimada, Yoshio Sato, Hiroshi Sasaki, Nobuyoshi Tsuboi, Tetsuo Ito +3 more | 1988-09-20 |
| 4718053 | Optical information apparatus and method of recording and erasing information | Yoshio Sato, Satoshai Shimada, Hiroshi Sasaki, Norifumi Miyamoto, Nobuyoshi Tsuboi +4 more | 1988-01-05 |