Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12188768 | Angle detector and position measuring device | Shunsuke Tanaka, Yoshiaki Kato | 2025-01-07 |
| 11506518 | Photoelectric rotary encoder | Yoshiaki Kato | 2022-11-22 |
| 11486735 | Electromagnetic inductive encoder | — | 2022-11-01 |
| 11307059 | Life detection device for encoder | — | 2022-04-19 |
| 10648839 | Photoelectric encoder | — | 2020-05-12 |
| 10416002 | Light source device and photoelectric encoder including the same | Kimitoshi Ono, Fujio Maeda | 2019-09-17 |
| 8637805 | Optical encoder using off-axis imaging through a lens | Eric Altendorf, Tatsuya Nagahama, Toru Yaku | 2014-01-28 |
| 8476577 | Optical encoder | Tatsuya Nagahama, Toru Yaku | 2013-07-02 |
| 7642505 | Photoelectric encoder with a transparent protective material having a thickness equal to or greater than a depth of focus of an image forming optical system disposed on the surface of a scale | — | 2010-01-05 |
| 7570433 | Photoelectric encoder | Toshitaka Shimomura, Shingo Nihommori, Eric Altendorf, Joseph Daniel Tobiason | 2009-08-04 |
| 7435945 | Optical configuration for imaging-type optical encoders | Toshitaka Shimomura, Shingo Nihommori | 2008-10-14 |
| 7329859 | Photoelectric encoder | Tatsuya Nagahama | 2008-02-12 |
| 7307789 | Photoelectric encoder | — | 2007-12-11 |
| 7186969 | Optical configuration for imaging-type optical encoders | Toshitaka Shimomura, Shingo Nihommori, Eric Altendorf, Joseph Daniel Tobiason | 2007-03-06 |