Issued Patents All Time
Showing 801–825 of 842 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4641267 | Gradation correction curve creating method and apparatus | Eiichi Asai, Nobuaki Higashi | 1987-02-03 |
| 4632808 | Chemical manipulator | Masahiro Yamamoto, Chihiro Watanabe | 1986-12-30 |
| 4630182 | Illuminating system | Akihiko Moroi, Shinya Hatanaka | 1986-12-16 |
| 4620097 | Method of adjusting scale factor for radiation image | Yuuma Adachi, Nobuyoshi Nakajima | 1986-10-28 |
| 4590783 | Press forming process and apparatus therefor | Sotozi Mitani, Yasushi Sakurai | 1986-05-27 |
| 4578087 | Nitride based cutting tool and method for producing the same | Hidetoshi Baba | 1986-03-25 |
| 4578581 | Radiation image read-out method and apparatus | Hisatoyo Kato | 1986-03-25 |
| 4572822 | Method of recovering metals from industrial by-products | Hideki Abe | 1986-02-25 |
| 4570474 | Apparatus for bending metal plate in widthwise direction | Sotozi Mitani, Yasushi Sakurai | 1986-02-18 |
| 4565755 | Method of manufacturing shadow mask | Yasuhisa Ohtake | 1986-01-21 |
| 4539895 | Sealing device | Mutuo Sugisaki, Kazuhiro Itoh | 1985-09-10 |
| 4536226 | Method of manufacturing a shadow mask for a color cathode ray tube | Yasuhisa Ohtake, Koichiro Oka | 1985-08-20 |
| 4532685 | Method of assembling a reciprocating compressor | Kazuhiro Itoh, Mutsuo Sugisaki | 1985-08-06 |
| 4518398 | Manufacturing process for sintered ceramic body for cutting tools | Yoshihiro Yamamoto | 1985-05-21 |
| 4518952 | Sensor test circuit of an alarm system | Tetsuo Kimura, Seiichi Tanaka, Takashi Suzuki | 1985-05-21 |
| 4508425 | Mirrors and method of manufacturing the same | Yoshitaka Iwata | 1985-04-02 |
| 4505565 | Device for detecting aging of developer for automatic film developing apparatus | — | 1985-03-19 |
| 4472236 | Method for etching Fe-Ni alloy | Makoto Harigae | 1984-09-18 |
| 4420366 | Method for manufacturing shadow mask | Koichiro Oka, Makoto Harigae | 1983-12-13 |
| 4419181 | Method for etching metallic sheet | Fusao Sakata | 1983-12-06 |
| 4374685 | Method of making a coated cutting tip | Junichiro Suzuki | 1983-02-22 |
| 4357196 | Apparatus for etching metallic sheet | Fusao Sakata | 1982-11-02 |
| 4353635 | Apparatus for automatically developing film | — | 1982-10-12 |
| 4352640 | Fluid compressor | Hiroshi Takamatsu, Mutuo Sugisaki | 1982-10-05 |
| 4336305 | Ceramic throw-away tips and process for producing the same | — | 1982-06-22 |