Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9017708 | Mixed antibacterial glass | Yoshinao Kobayashi, Noriyuki Nishiyama, Satoshi Niigawa | 2015-04-28 |
| 4345874 | Exhaust fan with protective band | Kenichi Ozeki | 1982-08-24 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9017708 | Mixed antibacterial glass | Yoshinao Kobayashi, Noriyuki Nishiyama, Satoshi Niigawa | 2015-04-28 |
| 4345874 | Exhaust fan with protective band | Kenichi Ozeki | 1982-08-24 |