Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6445845 | Optical switch | Tomomi Sakata, Hiroyoshi Togo, Fusao Shimokawa | 2002-09-03 |
| 6396974 | Optical switch | Fusao Shimokawa, Makoto Sato | 2002-05-28 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6445845 | Optical switch | Tomomi Sakata, Hiroyoshi Togo, Fusao Shimokawa | 2002-09-03 |
| 6396974 | Optical switch | Fusao Shimokawa, Makoto Sato | 2002-05-28 |