Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4810089 | Photoelastic effect measuring device | Takeo Murakoshi, Masaki Yoshii, Sadao Minakawa, Aizo Kaneda | 1989-03-07 |
| 4786802 | Apparatus for measuring photoelasticity | Masaki Yoshii, Aizo Kaneda | 1988-11-22 |
| 4566793 | Recording apparatus for a spectrophotometer | — | 1986-01-28 |
| 4352561 | Calibrating apparatus in a monochromator | Nobuo Akitomo, Isao Nemoto | 1982-10-05 |
| 4325634 | Slit width calibrator for monochromator | — | 1982-04-20 |
| 4323309 | Spectro-photometer with arithmetic and control unit | Nobuo Akitomo | 1982-04-06 |
| 4304490 | Spectrophotometer | Takeo Murakoshi, Isao Nemoto, Nobuo Akitomo | 1981-12-08 |
| 4283732 | Recording system with inter-line space positioning means | Nobuo Akitomo | 1981-08-11 |
| 4227811 | Spectrophotometer | Nobuo Akitomo | 1980-10-14 |