Issued Patents All Time
Showing 76–88 of 88 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4938211 | Breathing apparatus | Masashi Takahashi, Yasuhiko Satomi, Tadayoshi Iwasaki, Yasunobu Shimada, Shozo Tanaka +4 more | 1990-07-03 |
| 4914519 | Apparatus for eliminating noise in a solid-state image pickup device | Seiji Hashimoto, Hayao Ohzu, Tadanori Harada | 1990-04-03 |
| 4893178 | Simulator for automatic photographic printing apparatus including inversion circuitry and spectral characteristic compensation | Toru Matama, Kenji Suzuki, Koji Takahashi | 1990-01-09 |
| 4872034 | Method for dividing density range of component dyes in color hard copy | Noboru Ohta, Koju Takahashi | 1989-10-03 |
| 4831454 | Image sensor device having plural photoelectric converting elements | Nobuyoshi Tanaka, Toshiji Suzuki, Masaharu Ozaki, Shigetoshi Sugawa, Mahito Shinohara | 1989-05-16 |
| 4809427 | Method for assembling a magnetic head supporting mechanism of a flexible disk drive apparatus | Chikahisa Kawakami, Hiroshi Ohashi | 1989-03-07 |
| 4796086 | Method for converting color picture signals | Noboru Ohta, Koji Takahashi, Makoto Tsugita | 1989-01-03 |
| 4752129 | Wavelength modulation derivative spectrometer | Takusuke Izumi, Akihiko Nagai, Seiji Kanai | 1988-06-21 |
| 4745375 | Variable frequency oscillator with current controlled reactance circuit | — | 1988-05-17 |
| H456 | Thermodevelopable silver halide photographic material and process for | Hiroshi Hara, Noboru Ohta | 1988-04-05 |
| 4654733 | Floppy disc chucking device | Chikahisa Kawakami | 1987-03-31 |
| 4642834 | Washing apparatus | — | 1987-02-17 |
| 4581785 | Washing apparatus | — | 1986-04-15 |