Issued Patents All Time
Showing 76–100 of 111 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6012218 | Process for producing thin film magnetic heads | Fumio Tatezono, Naoto Matono, Takashi Ogura, Hiroyuki Okuda, Katsumi Umeda | 2000-01-11 |
| 6010745 | Method for manufacturing a combination read/write thin film magnetic head | Kiyoshi Sato | 2000-01-04 |
| 5894388 | Combination read/write thin film magnetic head | Kiyoshi Sato | 1999-04-13 |
| 5668128 | Aziridine derivatives, their production and use | Shigetoshi Tsubotani, Masayuki Takizawa, Mikio Shirasaki, Junji Mizoguchi | 1997-09-16 |
| 5643650 | Magneto-optical recording medium | Yoshio Tawara, Katsushi Tokunaga, Hideo Kaneko | 1997-07-01 |
| 5605582 | Alloy sheet having high etching performance | Tadashi Inoue, Hidekazu Yoshizawa, Kiyoshi Tsuru, Tomoyoshi Okita | 1997-02-25 |
| 5514468 | Magneto-optical recording medium | Hideo Kaneko, Katsushi Tokunaga, Yoshio Tawara, Tadao Nomura | 1996-05-07 |
| 5368408 | Ball-and-socket joint | Hiroshi Iizuka | 1994-11-29 |
| 5308723 | Thin metallic sheet for shadow mask | Tadashi Inoue, Hidekazu Yoshizawa, Kiyoshi Tsuru, Tomoyoshi Okita | 1994-05-03 |
| 5278716 | Magnetic head with suppressed generation of pseudogap | Hiroyuki Okuda, Kazuo Ino, Kousou Ishihara, Takashi Ogura | 1994-01-11 |
| 5246836 | Peroxidase catalyzed enzyme assay by sample PRG-treatment | Norihito Aoyama, Mitsuru Tsuda, Seiji Sekine, Toshio Tatano | 1993-09-21 |
| 5195004 | Method of manufacturing a magnetic core half | Hiroyuki Okuda, Kazuo Ino, Kousou Ishihara, Takashi Ogura | 1993-03-16 |
| 5155645 | Magnetic head with improved efficiency in both high and low frequency ranges | Tsukasa Shimizu, Jyoichi Tamada, Hiroyuki Okuda, Takao Yamano, Kazuo Ino +2 more | 1992-10-13 |
| 5118573 | Magneto-optical recording medium | Yoshio Tawara, Katsushi Tokunaga, Tadao Nomura, Yoshihiro Kubota, Meguru Kashida | 1992-06-02 |
| 5099376 | Magnetic head and method of manufacturing the same | Kazuo Ino, Hiroyuki Okuda, Kousou Ishihara, Takashi Ogura | 1992-03-24 |
| 5043459 | Saccharoascorbic acid derivatives and production thereof | Koichi Matsumura, Yoshihiro Sugihara, Kouichi Iida, Toshiro Yamashita | 1991-08-27 |
| 5007158 | Method of manufacturing magnetic heads | Kazuo Ino, Hiroyuki Okuda, Kousou Ishihara, Takashi Ogura | 1991-04-16 |
| 4978615 | Method for the determination of the compound having mercapto group | Norihito Aoyama, Akira Miike, Toshio Tatano | 1990-12-18 |
| 4968784 | Phenylazophenylazonaphtholsulfonic acids substituted by a triaminotriazine radical | Hidenori Imai, Masahiro Hiraki | 1990-11-06 |
| 4953049 | Metal-in-gap head with heat resistant layers | Hiroyuki Okuda, Kazuo Ino, Kousou Ishihara, Takashi Ogura | 1990-08-28 |
| 4950334 | Gas carburizing method and apparatus | Nobuo Nishioka, Tadayoshi Juge, Keishichi Namba, Hiroshi Shimura, Fumitaka Abukawa +3 more | 1990-08-21 |
| 4916058 | Method and test composition for determination of hydrogen peroxide | Norihito Aoyama, Akira Miike, Toshio Tatano | 1990-04-10 |
| 4851353 | Method and test composition for determination of lipid peroxide | Akira Miike, Toshio Tatano, Katsuyuki Watanabe | 1989-07-25 |
| 4824779 | Method for the determination of the reduced form of nicotinamide adenine dinucleotide | Norihito Aoyama, Akira Miike, Toshio Tatano | 1989-04-25 |
| 4818591 | Thermal transfer recording medium | Shegehiro Kitamura, Masao Asano, Takao Abe | 1989-04-04 |