Issued Patents All Time
Showing 101–125 of 141 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5993939 | Method for preparing permanent magnet material, chill roll, permanent magnet material, and permanent magnet material powder | Akira Fukuno, Tetsuhito Yoneyama | 1999-11-30 |
| 5950937 | Alumina-zirconia sintered body, production thereof, and impact grinder using said alumina-zirconia sintered body | Akihito Iwai, Hiroshi Wada, Katsumi Matsumoto, Sosuke Naito, Yoshihiko Imai +1 more | 1999-09-14 |
| 5946897 | Production unit for twisted cable | Masaharu Ichikawa | 1999-09-07 |
| 5948841 | Process for production of stabilized oxymethylene copolymer | — | 1999-09-07 |
| 5925899 | Vertical type insulated gate bipolar transistor having a planar gate structure | Tadaharu Minato | 1999-07-20 |
| 5877105 | Alumina-zirconia sintered body, production thereof, and impact grinder using said alumina-zirconia sintered body | Akihito Iwai, Hiroshi Wada, Katsumi Matsumoto, Sosuke Naito, Yoshihiko Imai +1 more | 1999-03-02 |
| 5845856 | Pin mill type crusher | Hiroaki Tanaka, Toshio Watanabe, Sosuke Naito, Yoshihiko Imai, Toshikatsu Chida +1 more | 1998-12-08 |
| 5834663 | Sintered magnet and method for making | Akira Fukuno, Gouichi Nishizawa | 1998-11-10 |
| 5780165 | Bearing steel bearing member having excellent thermal resistance and toughness | Shiho Fukumoto | 1998-07-14 |
| 5773851 | Semiconductor device and manufacturing method thereof | Tadaharu Minato | 1998-06-30 |
| 5754935 | Vane material and process for preparing same | Yutaka Kubo, Norimasa Uchida, Keiji Yamasaki | 1998-05-19 |
| 5666171 | Liquid crystal image projector | Yukio Suzuki | 1997-09-09 |
| 5665177 | Method for preparing permanent magnet material, chill roll, permanent magnet material, and permanent magnet material powder | Akira Fukuno, Tetsuhito Yoneyama | 1997-09-09 |
| 5651842 | High toughness high-speed steel member and manufacturing method | Junichi Nishida, Norimasa Uchida | 1997-07-29 |
| 5641363 | Sintered magnet and method for making | Akira Fukuno, Gouichi Nishizawa | 1997-06-24 |
| 5624685 | High polymer gel and vascular lesion embolizing material comprising the same | Toru Takahashi, Katsuya Goto | 1997-04-29 |
| 5591023 | Rotary type compressor | Keiji Yamasaki, Fujio Yamane, Toshiki Yoshida, Tadashi Iizuka, Akihiko Ishiyama | 1997-01-07 |
| 5423664 | Iron-base alloy for rotary type compressors | Tadashi Iizuka, Kazushi Fukuda, Akihiko Ishiyama, Hideki Yazawa, Shoichi Nakashima | 1995-06-13 |
| 5411197 | Soldering pot | Tadamichi Ogawa | 1995-05-02 |
| 5352268 | Fe-Ni alloy fine powder of flat shape | Takashi Meguro, Yoichi Mochida, Tsutomu Inui | 1994-10-04 |
| 5313658 | Transmission power control system in a radio apparatus | — | 1994-05-17 |
| 5309977 | Permanent magnet material and method for making | Tetsuhito Yoneyama, Akira Fukuno | 1994-05-10 |
| 5209789 | Permanent magnet material and method for making | Tetsuhito Yoneyama, Akira Fukuno | 1993-05-11 |
| 5196347 | Method for measuring oxygen concentration | Masao Kaneko | 1993-03-23 |
| 5185712 | Viewfinder and image display/pickup apparatus using liquid crystal | Makoto Sato, Tatsuo Shimazaki | 1993-02-09 |