Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10644409 | Passive element | Daisuke Kitayama, Ho Jin Song | 2020-05-05 |
| 5808473 | Electric signal measurement apparatus using electro-optic sampling by one point contact | Mitsuru Shinagawa, Tadao Nagatsuma, Ken Takeya | 1998-09-15 |