Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5785901 | Gas-liquid contact apparatus | Shigeo Hasegawa, Kenji Iwasaki, Tamotsu Higuchi, Koichiro Iwashita | 1998-07-28 |
NU
Noohiko Ukawa
Overall (All Time): #3,691,406 of 4,157,543Top 90%
1
Patents All Time