Issued Patents All Time
Showing 126–134 of 134 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5159287 | High efficiency RF power amplifier | Nagahisa Furutani, Isao Imai | 1992-10-27 |
| 5076274 | Non-contact tonometer | — | 1991-12-31 |
| 4952049 | Apparatus for measuring the refraction of eye | — | 1990-08-28 |
| 4848896 | Eye refractometer | — | 1989-07-18 |
| 4820037 | Apparatus for measuring the refractive power of an eye | Yoshimi Kohayakawa | 1989-04-11 |
| 4793339 | Ultrasonic atomizer and storage bottle and nozzle therefor | Kei Asai, Hirohito Yamamoto | 1988-12-27 |
| 4790479 | Oscillating construction for an ultrasonic atomizer inhaler | Kei Asai, Hirohito Yamamoto | 1988-12-13 |
| 4307068 | Method and apparatus for treating an exhaust gas | Toru Seto, Takeji Tanaka | 1981-12-22 |
| 4302431 | Process for controlling nitrogen oxides in exhaust gases and apparatus therefor | Masumi Atsukawa, Toru Seto, Toshikuni Sera, Naohiko Ukawa | 1981-11-24 |