Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10399350 | Ink cartridge, method for tag discrimination in same, method for reproducing ink cartridge | Shotaro KON, Kenichi Ozeki | 2019-09-03 |
| 7913571 | Apparatus for estimating residual life of blasting vessel, method of estimating residual life, and blasting facility | Kiyoshi Asahina, Ryusuke Kitamura, Takao Shirakura | 2011-03-29 |
| 6373962 | License plate information reader device for motor vehicles | Takeo Kanade, Taizo Umezaki | 2002-04-16 |
| 5426708 | Fingerprint scanning device for use in identification | Taizo Umezaki | 1995-06-20 |
| 4413904 | Electro-optical range finder using three modulation frequencies | Fumio Ohtomo | 1983-11-08 |