Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10899935 | Coating material for prevention of metal corrosion, and process for producing coating film for prevention of metal corrosion | Nobuhiro Oosaki, Daisuke Shibata | 2021-01-26 |
| 7228049 | Optical fixed attenuator and process and apparatus for producing the same | Masakazu Nakano | 2007-06-05 |