Issued Patents 1994
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5376772 | Electrothermal instrument with heat generating element of sintered BaTiO.sub.3 in contact with heat transmitting member | Tanehiro Nakagawa, Yoshiaki Ono, Tsutomu Tomatsu | 1994-12-27 |
| 5326678 | High dielectric polymeric optical recording medium | Akio Kojima, Masao Yoshikawa, Isamu Shibata, Kaoru Teramura | 1994-07-05 |
| 5316513 | Electrothermal color-varying device and toy utilizing the same | Tanehiro Nakagawa, Yoshiaki Ono, Tsutomu Tomatsu, Kyoji Aoyama, Toshiaki Tanaka | 1994-05-31 |