Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4411497 | Electrochromic display element | Kazusuke Yamanaka | 1983-10-25 |
| 4411971 | Lithium compounds | Akira Gotoh, Hidehito Obayashi, Ryo Nagai, Tetsuichi Kudo | 1983-10-25 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4411497 | Electrochromic display element | Kazusuke Yamanaka | 1983-10-25 |
| 4411971 | Lithium compounds | Akira Gotoh, Hidehito Obayashi, Ryo Nagai, Tetsuichi Kudo | 1983-10-25 |