Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5924841 | Turbo molecular pump | Tomoaki Okamura | 1999-07-20 |
SK
Sadayuki Kotoura
Overall (All Time): #3,654,298 of 4,157,543Top 90%
1
Patents All Time