Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9544486 | Generation of an image of a seal impression | Tetsuo Shiba | 2017-01-10 |
| 9113084 | Generating an image of a seal impression | Tetsuo Shiba | 2015-08-18 |
| 8879833 | Generating an image of a seal impression | Tetsuo Shiba | 2014-11-04 |
| 7477795 | Image compression and expansion technique | Toshiroh Hiromitsu, Seiji Motai, Yasushi Tsukamoto | 2009-01-13 |
| 7233366 | Method and apparatus for sending and receiving and for encoding and decoding a telop image | Toshirob Hiromitsu, Yasushi Tsukamoto | 2007-06-19 |