Issued Patents All Time
Showing 1–25 of 26 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7056696 | Expression vector containing a drug-resistance gene having a destabilizing sequence as selection marker | Hideo Iba | 2006-06-06 |
| 6743620 | Method for preparing retrovirus vector for gene therapy | Hideo Iba | 2004-06-01 |
| 6518423 | Benzopiperidine derivatives | Toshihiko Kaneko, Richard Clark, Norihito Ohi, Fumihiro Ozaki, Tetsuya Kawahara +7 more | 2003-02-11 |
| 5443662 | Method of forming a nitride or carbonitride layer | Kazuyuki Nakanishi, Hiromasa Takeda, Hideo Tachikawa | 1995-08-22 |
| 5198285 | Hard and lubricant thin film of iron base metallic material coated with amorphous carbon-hydrogen-silicon | Kazuyuki Oguri | 1993-03-30 |
| 4909862 | Process for ion nitriding aluminum material | Hideo Tachikawa, Hironori Fujita, Kazuyuki Oguri | 1990-03-20 |
| 4892759 | Method for surface treatment | Hiromasa Takeda, Hiroyuki Kawaura | 1990-01-09 |
| 4871401 | Fluidized bed method of forming a nitride or carbonitride layer | Junji Endo, Hiromasa Takeda | 1989-10-03 |
| 4844949 | Method of surface treatment and apparatus used therefor | Junji Endo, Hiromasa Takeda | 1989-07-04 |
| 4818351 | Method for the surface treatment of an iron or iron alloy article | Hironori Fujita, Yoshihiko Sugimoto, Yukio Ohta, Shigeo Moriyama, Akira Sato | 1989-04-04 |
| 4804445 | Method for the surface treatment of an iron or iron alloy article | Yukio Ohta, Shigeo Moriyama, Akira Sato, Hironori Fujita, Yoshihiko Sugimoto | 1989-02-14 |
| 4794044 | Method for surface treatment | Hatsuhiko Oikawa | 1988-12-27 |
| 4786526 | Surface treating method and apparatus | Junji Endo, Hiromasa Takeda | 1988-11-22 |
| 4778540 | Method for surface treatment and treating material therefor | Hatsuhiko Oikawa | 1988-10-18 |
| 4765847 | Method of treating the surface of iron alloy materials | Hironori Fujita, Junji Endo, Yoshihiko Sugimoto, Yukio Ohta | 1988-08-23 |
| 4686117 | Method of forming a carbide layer | Junji Endo | 1987-08-11 |
| 4597808 | Process for ion nitriding aluminum or aluminum alloys | Hideo Tachikawa, Takatoshi Suzuki, Hironori Fujita | 1986-07-01 |
| 4569862 | Method of forming a nitride layer | Junji Endo | 1986-02-11 |
| 4514275 | Apparatus for physical vapor deposition | Hisashi Shimada, Junji Endo | 1985-04-30 |
| 4453987 | Method for producing edged tools | Yoshihiko Sugimoto | 1984-06-12 |
| 4436559 | Process for manufacturing boride dispersion copper alloys | Hironori Fujita | 1984-03-13 |
| 4436560 | Process for manufacturing boride dispersion copper alloys | Hironori Fujita, Jiro Mizuno | 1984-03-13 |
| 4400224 | Method for forming a carbide layer on the surface of a ferrous alloy article or a cemented carbide article | Hironori Fujita, Yasuo Takada | 1983-08-23 |
| 4250208 | Method for forming a two-layered carbide surface on a ferrous-alloy article and resulting product | — | 1981-02-10 |
| 4230751 | Treating composition, forming a mixed-carbide layer of Va-Group elements and of chromium on a ferrous-alloy surface and resulting product | Noboru Komatsu, Hironori Fujita | 1980-10-28 |