Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4611164 | Spectrum analyzer with automatic peak frequency tuning function | Takano Mitsuyoshi | 1986-09-09 |
| 4607215 | Spectrum analyzer | Mitsuyoshi Takano | 1986-08-19 |
| 4578638 | Spectrum analyzer | Mitsuyoshi Takano | 1986-03-25 |
| 4191636 | Process for hydrotreating heavy hydrocarbon oil | Yoshio Fukui, Yoshimi Shiroto, Yasumasa Homma | 1980-03-04 |