Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4696800 | Ozone generating apparatus | Toshihiko Sasaki, Isao Yoshida, Masayuki Endo | 1987-09-29 |
YS
Yooji Sunayama
Overall (All Time): #3,982,848 of 4,157,543Top 100%
1
Patents All Time