Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D782558 | Document camera | — | 2017-03-28 |
| D757835 | Camera | — | 2016-05-31 |
| D744572 | Camera | — | 2015-12-01 |
| D737356 | Camera | — | 2015-08-25 |
| D730425 | Projector | — | 2015-05-26 |
| D710925 | Projector | — | 2014-08-12 |
| 5963390 | Digital servo system having a servo loop, a digital filter including coefficient multiplying means, and coefficient changing means | — | 1999-10-05 |
| 5698960 | Motor servo system | — | 1997-12-16 |
| 5438362 | Remote control system | — | 1995-08-01 |
| 5420960 | Motor control system | — | 1995-05-30 |
| 5391969 | Motor servo system | — | 1995-02-21 |
| 4994723 | Digital servo system for controlling rotational speed of rotary body | — | 1991-02-19 |
| 4885793 | Digital servo system using microcomputer for controlling phase and speed of rotary body | — | 1989-12-05 |
| 4668900 | Digital servo apparatus | — | 1987-05-26 |