Issued Patents All Time
Showing 251–275 of 275 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5016113 | Apparatus for reproducing and processing picture information including graphic codes from a recording medium | Masayasu Yamashita, Masami Suzuki, Junichi Yoshio | 1991-05-14 |
| 4994925 | Method of recording and reproducing picture information, recording medium, and recording medium playing apparatus | Masayasu Yamashita, Masami Suzuki, Junichi Yoshio | 1991-02-19 |
| 4985530 | Thermosetting epoxy resin composition | Shinkichi Murakami, Sadahisa Wada, Hiroshi Inoue | 1991-01-15 |
| 4971867 | Cylindrical organic electrolyte battery with a PTC device | Osamu Kajii, Yoshiki Somatomo, Kaoru Hisatomi | 1990-11-20 |
| 4971759 | Metallic material for flutes | Takashi Nara, Kojiro Akagawa, Kuniaki Nomata | 1990-11-20 |
| 4899326 | Magazine-housed disk player | Noriyoshi Takeya, Hidehiro Ishii, Junichi Yoshio, Kazuhiko Katakami, Takeshi Izumo | 1990-02-06 |
| 4897132 | Turbine casing formed of a heat resistant austenitic cast steel | Masao Yamamoto, Takashi Yebisuya, Masayuki Yamada | 1990-01-30 |
| 4885644 | Spindle servo device for data recording disk reproducing apparatus | Hidehiro Ishii, Junichi Yoshio, Takeshi Izumo, Noriyoshi Takeya, Kazuhiko Katakami +2 more | 1989-12-05 |
| 4881067 | Image forming apparatus and method | Kosuke Komatsu, Masaichi Ishibashi, Mutsumi Kimura, Shinsuke Koyama, Takahiro Fujimori +2 more | 1989-11-14 |
| 4872068 | Disk playing method resulting in reduced start-up time | Hidehiro Ishii, Junichi Yoshio, Takeshi Izumo, Noriyoshi Takeya, Kazuhiko Katakami +2 more | 1989-10-03 |
| 4864003 | Block-graft polymer and process for producing it | Teruo Fujimoto, Mikio Shiono, Koichi Ito | 1989-09-05 |
| 4857120 | Heat-resisting steel turbine part | Mituo Kawai, Kanzi Kawaguchi | 1989-08-15 |
| 4842965 | Non aqueous electrochemical battery with explosion proof arrangement and a method of the production thereof | Hisashi Urushiwara, Tugiyasu Iwamaru, Kenya Kazehara, Kenichi Sawada, Kiyoshi Sato +4 more | 1989-06-27 |
| 4816859 | Zoom lens focusing apparatus | Takashi Maruyama, Hidehiko Kitahara, Tomoo Fujimori, Akihiko Soya, Katsuhiko Ootsuki | 1989-03-28 |
| 4803243 | Block-graft copolymer | Teruo Fujimoto, Mikio Shiono, Koichi Ito | 1989-02-07 |
| 4771345 | Reproducing apparatus | — | 1988-09-13 |
| 4731424 | Process for producing polymer compound containing alkenylsilyl group | Teruo Fujimoto, Mikio Shiono, Koichi Ito | 1988-03-15 |
| 4645218 | Electrostatic chuck | Hirosuke Ooshio | 1987-02-24 |
| 4521500 | Leak-proof alkaline cell | — | 1985-06-04 |
| 4478767 | Air cooling device | Hisashi Tanaka, Hitoshi Yoshino, Toshiaki Sadamasu | 1984-10-23 |
| 4469512 | Process for producing high-purity aluminum | Hideo Shingu, Kozo Arai, Masashi Sakaguchi, Toshio Nishide, Yasushi Tashiro +2 more | 1984-09-04 |
| 4377562 | Solvent extraction method of phosphoric acid | Yoichi Hiraga | 1983-03-22 |
| 4377425 | Cast ingot of aluminum alloy available for rolling operation and method for manufacturing the same | Takeshi Otani, Masashi Sakaguchi | 1983-03-22 |
| 4349519 | Purification of wet process phosphoric acid | Yoichi Hiraga, Masaki Nakatani | 1982-09-14 |
| 4253873 | Titanium-based alloy having high mechanical strength | Masayuki Sagoi, Masayuki Itoh, Masami Miyauchi | 1981-03-03 |