Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4832467 | Electrochromic variable color tone nonglaring mirror | Masazumi Ishikawa | 1989-05-23 |
| 4801195 | Variable light transmittance glass board functional as electrochromic cell | Mikio Kawai, Mikio Ura | 1989-01-31 |
| 4784477 | Electrochromic device using transition metal oxide and method of producing same | Teruko Yoshimoto | 1988-11-15 |
| 4741603 | Electrochromic nonglaring mirror | Masazumi Ishikawa, Yasuyuki Murofushi | 1988-05-03 |