Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5442445 | Registration method and apparatus therefor | Toshiya Umeda, Ryoichi Hirano | 1995-08-15 |
| 5021647 | Optical fiber sensor having function of compensating for all drifting components | Toshiya Umeda | 1991-06-04 |
| 4970385 | Temperature measuring device utilizing birefringence in photoelectric element | Ikuo Watanabe | 1990-11-13 |
| 4940326 | Particle size measuring apparatus | — | 1990-07-10 |
| 4801205 | Particle size measuring apparatus | — | 1989-01-31 |
| 4779003 | Apparatus for measuring a droplet size distribution based on the scattered light intensity of light applied to the droplets | — | 1988-10-18 |
| 4595291 | Particle diameter measuring device | — | 1986-06-17 |