Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8613977 | Magnetic recording medium and method for manufacturing the same | Hidekazu Kawatoko, Makoto Shiokawa, Shinji Kawakami, Masanori Yamasaki, Hitoshi Tsukamoto +1 more | 2013-12-24 |
| 5246766 | Thermal recording medium | Ryuzo Fukao, Tsunemi Oiwa, Shuichi Wada, Akio Shimizu, Seiichi Asada +1 more | 1993-09-21 |
| 5008152 | Ink composition for thermal transfer printing and film for thermal transfer printing | Noboru Odani, Akio Shimizu | 1991-04-16 |