Issued Patents All Time
Showing 26–46 of 46 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6367285 | Freeze-concentrating apparatus for aqueous solutions, ice pillar producing apparatus, and freeze-concentrating method for aqueous solutions | Katsuhiko Shinozaki, Hisatoyo Yazawa, Yutaka Yamazaki, Kiyoshi Tenmaru, Yoshio Sugita +4 more | 2002-04-09 |
| 6354111 | Press-forming die for glass elements | Takashi Ota, Masashi Fukuyama, Kazutoshi Tohyama | 2002-03-12 |
| 6339377 | Article surveillance security system with self-alarm | Katsufumi Naka | 2002-01-15 |
| 6229675 | Swing arm actuator for magnetic disk unit | Kenji Tanaka | 2001-05-08 |
| 6156676 | Laser marking of semiconductor wafer substrate while inhibiting adherence to substrate surface of particles generated during laser marking | Nobuyoshi Sato, Hiroshi Ohsawa | 2000-12-05 |
| 6103344 | Heat-fused unitary ferrule and method for producing the same | Takashi Ota, Masashi Fukuyama, Kazutoshi Tohyama | 2000-08-15 |
| 6069791 | Cooling device for notebook personal computer | Kazuhiko Goto, Koichi Mashiko, Yuji Saito, Thang Nguyen, Masataka Mochizuki +1 more | 2000-05-30 |
| 6049571 | Encoding circuit with a function of zero continuous-suppression in a data transmission system | Makoto Adachi, Makoto Yamada | 2000-04-11 |
| 6038407 | Data recording device for a disposable camera | Shinsuke Ito, Hiroaki Shinha | 2000-03-14 |
| 5897185 | Data projection device for cameras with a light shielding mask formed between liquid crystal cell and photographic film | — | 1999-04-27 |
| 5878293 | Data imprinting apparatus for a camera | — | 1999-03-02 |
| 5835308 | Integrally molded disk device actuator with ground path | — | 1998-11-10 |
| 5828521 | Arm unit for hard disk drive | — | 1998-10-27 |
| 5808697 | Video contrast enhancer | Naohiro Fujimura, Takuji Kurashita, Hiroshi Onishi, Masayuki Tsuji, Yuuji Yamamoto +1 more | 1998-09-15 |
| 5502509 | Chrominance-luminance separation method and filter performing selective spatial filter based on detected spatial correlation | Takuji Kurashita, Noriyuki Yamaguchi, Mitsuru Ishizuka, Junko Kijima, Masaharu Yao | 1996-03-26 |
| 5381183 | Motion-adaptive scanning-line conversion circuit | Mitsuru Ishizuka, Noriyuki Yamaguchi, Masaharu Yao, Hiroshi Ohnishi, Yuuzi Yamamoto +1 more | 1995-01-10 |
| 5254838 | Igniter for electric ignition systems | Hirokazu Kobari, Junichi Kishimoto, Nakaba Nakamura, Akihito Tamura | 1993-10-19 |
| 5030367 | Water-dispersion lubricant of graphite, particulate resin and high molecular weight polybasic acid salt | Megumu Tanaka, Koji Sakura, Tatsuharu Oda, Tomoyuki Hirakawa, Yasuhiro Sotani +4 more | 1991-07-09 |
| 4742023 | Method for producing a semiconductor device | — | 1988-05-03 |
| 4708633 | Injection molding machine | Keizo Hayashi, Katsuhiro Suhara | 1987-11-24 |
| 4608005 | Clamping device | Keizo Hayashi | 1986-08-26 |