Issued Patents All Time
Showing 26–27 of 27 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4911901 | Wet desulfurization process for treating a flue gas | Yoshio Ogawa, Naobumi Hashimoto, Akira Kumagai, Toshiaki Urata, Yoshiaki Komatsubara | 1990-03-27 |
| 4876734 | Image signal processing method and apparatus | — | 1989-10-24 |