Issued Patents All Time
Showing 51–75 of 87 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4989588 | Medical treatment device utilizing ultrasonic wave | Tetsumaru Kubota, Akira Shiga, Akio Nakada, Syuichi Takayama, Ryouichi Konou +12 more | 1991-02-05 |
| 4987884 | Electronic endoscope | Kimihiko Nishioka, Hisao Ogiu | 1991-01-29 |
| 4953011 | Color enhancing circuit for enhancing saturation | Takeshi Mori, Hiroyoshi Fujimori | 1990-08-28 |
| 4945915 | Ultrasonic diagnosis apparatus | — | 1990-08-07 |
| 4936307 | Ultrasonic observation system and an ultrasonic endoscope system | Yoshitake Saito, Takashi Tsukaya, Tsuguhisa Sasai, Akira Hasegawa, Takeaki Nakamura +11 more | 1990-06-26 |
| 4926247 | Color imaging apparatus including a means for electronically non-linearly expanding and compressing dynamic range of an image signal | Hidetoshi Yamada, Hiroyoshi Fujimori | 1990-05-15 |
| 4907573 | Ultrasonic lithotresis apparatus | — | 1990-03-13 |
| 4880011 | Ultrasonic endoscope apparatus | Shinichi Imade, Kazunori Shionoya, Eishi Ikuta, Koji Taguchi, Toyoo Nishiyama +1 more | 1989-11-14 |
| 4875091 | Field sequential color imaging apparatus | Hidetoshi Yamada | 1989-10-17 |
| 4826319 | Method and apparatus for measuring immunological reaction with the aid of fluctuation in intensity of scattered light | Akihiro Namba, Fumio Uchino, Hitoshi Tateoka, Masahiro Ohno, Outaro Ando +1 more | 1989-05-02 |
| 4821116 | Endoscope equipment | Hiroyoshi Fujimori | 1989-04-11 |
| 4788981 | Pulse compression apparatus for ultrasonic image processing | Koji Taguchi, Shinichi Imade, Eishi Ikuta, Kazunori Shionoya | 1988-12-06 |
| 4780762 | Image signal correcting circuit | — | 1988-10-25 |
| 4762413 | Method and apparatus for measuring immunological reaction with the aid of fluctuation in intensity of scattered light | Akihiro Namba, Fumio Uchino, Hitoshi Tateoka, Masahiro Ohno, Outaro Ando +1 more | 1988-08-09 |
| 4760839 | Mesh pattern eraser for endoscope | — | 1988-08-02 |
| 4748985 | Ultrasonic imaging apparatus having circulating cooling liquid for cooling ultrasonic transducers thereof | — | 1988-06-07 |
| 4737842 | Color emphasis circuit | — | 1988-04-12 |
| 4713683 | Illuminating and synchronizing device for color imaging equipment | Hiroyoshi Fujimori | 1987-12-15 |
| 4686964 | Endoscope pickup means | Yutaka Yunoki | 1987-08-18 |
| 4663657 | Image pickup apparatus for endoscopes | Hiroyoshi Fujimori | 1987-05-05 |
| 4653478 | Endoscope equipment | Hiroyoshi Fujimori | 1987-03-31 |
| 4638353 | Illuminating means for color image sensing | Hiroyoshi Fujimori | 1987-01-20 |
| 4633303 | Two-dimensional bandwidth compensating circuit for an endoscope using a solid state image pick-up device | Hiroyoshi Fujimori | 1986-12-30 |
| 4633304 | Endoscope assembly | — | 1986-12-30 |
| 4631582 | Endoscope using solid state image pick-up device | Hiroyoshi Fujimori | 1986-12-23 |