Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4293423 | Process and apparatus for ion exchange by use of thermally regenerable resin | Kenji Kosaka, Takeshi Iwatsuka, Ikuo Shindo | 1981-10-06 |
AH
Akira Hotogi
Overall (All Time): #4,098,146 of 4,157,543Top 100%
1
Patents All Time