Issued Patents All Time
Showing 801–824 of 824 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4584120 | Liquid crystal compound and liquid crystal composition | Tsunenori Fujii, Masahiro Yoshida, Hisashi Okawa, Kaoru Koto, Hideki Ohmori +6 more | 1986-04-22 |
| 4575237 | Distance measuring device | — | 1986-03-11 |
| 4573784 | Focus detecting apparatus | — | 1986-03-04 |
| 4567116 | Magnetic recording medium | Takeshi Sawada, Akira Shinmi, Hiroshi Takagi, Fumio Kishi, Susumu Kozuki | 1986-01-28 |
| 4564694 | Colorless liquid crystalline compounds | Yoichi Hirai, Tsunenori Fujii, Kaoru Koto, Masahiro Yoshida, Hisashi Okawa +6 more | 1986-01-14 |
| 4563576 | Focus detecting system detecting position of images formed from the center and periphery of the optical axis | Susumu Matsumura, Takashi Suzuki | 1986-01-07 |
| 4560863 | Focus detecting device | Susumu Matsumura, Takashi Suzuki | 1985-12-24 |
| 4559446 | Focus detecting system using light from an imaging optical system for focus detection | — | 1985-12-17 |
| 4557592 | Exposure-scanning apparatus | Yasuyuki YOKOYAMA, Takayoshi Hatano, Koichiro Fujioka | 1985-12-10 |
| 4542984 | Method for detecting defocused photographic image | Kazuo Shiota, Takashi Fukui | 1985-09-24 |
| 4536073 | Apparatus for detecting a condition of sharpest focus | Nozomu Kitagishi, Shinji Sakai | 1985-08-20 |
| 4497561 | Focus detection apparatus | — | 1985-02-05 |
| 4492719 | Process for the production of slippery biaxially stretched polyester films | Tamaki Kanai, Hirofumi Yoshikawa, Takashi Yamagishi, Yoshikatsu Ohta | 1985-01-08 |
| 4439479 | Slippery biaxially stretched polyester films | Tamaki Kanai, Hirofumi Yoshikawa, Takashi Yamagishi, Yoshikatsu Ohta | 1984-03-27 |
| 4434104 | Preparation of high purity di-lower alkyl naphthalenedisulfonates | Shuji Tsuchiya, Hisao Ikeda | 1984-02-28 |
| 4422050 | Single-ended push-pull amplifier with two complementary push-pull circuits | — | 1983-12-20 |
| 4364885 | Process for producing easily adherable polyester film | Tamaki Kanai, Takashi Yamagichi, Hirofumi Yoshikawa, Yoshikatsu Ohta | 1982-12-21 |
| 4322651 | Acoustic surface wave device | Atsushi Inoue, Hiromichi Yamada | 1982-03-30 |
| 4310578 | Retort-sterilizable laminated structure and process for preparation thereof | Tadahiko Katsura, Senji Ito | 1982-01-12 |
| 4291085 | Packaging material for food to be subjected to high-temperature short-time sterilization and process for the preparation thereof | Senji Ito | 1981-09-22 |
| 4224725 | Method for manufacturing an acoustic surface wave interaction device | Michio Kadota, Tomoharu Sato | 1980-09-30 |
| 4223284 | Acoustic surface wave device | Atsushi Inoue, Hiromichi Yamada | 1980-09-16 |
| 4208180 | Mixed-firing burners for use with pulverized coal and heavy oil | Michiharu Nakayasu, Kenzo Kumamoto, Arata Kuba, Katsushi Kitagawa | 1980-06-17 |
| 4198986 | Radioactive-ray counting system | — | 1980-04-22 |