Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5699097 | Display medium and method for display therewith | Satoshi Takayama | 1997-12-16 |
| 5663115 | Thermal recording medium and recording method | Katsuyuki Naito, Satoshi Takayama, Hirohisa Miyamoto, Hideyuki Nishizawa, Sawako Fujioka +2 more | 1997-09-02 |