Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4767528 | Drinking water purifying apparatus | Toshihiko Sasaki, Keisuke Namba, Naotoshi Matsunaga, Masayuki Tanaka, Masaru Tanaka +4 more | 1988-08-30 |
NE
Norimitsu Ezaki
Overall (All Time): #3,958,160 of 4,157,543Top 100%
1
Patents All Time