Issued Patents 2003
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6596669 | Reversible two-color heat-sensitive recording material and recording method | Hidekazu Sano | 2003-07-22 |
| 6578296 | Hydraulically driven type working machine | Kenzo Kimoto, Masatake Tamaru, Masami Naruse, Sadao Nunotani, Kenji Kanemaru +1 more | 2003-06-17 |
| 6570337 | Luminous display unit | Hitoshi Wakai | 2003-05-27 |