Issued Patents All Time
Showing 1–25 of 37 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12163813 | Optical encoder and control apparatus for receiving light that forms moire fringes from a grating pattern | Takanori Uemura | 2024-12-10 |
| 11946780 | Optical encoder and control apparatus | Takanori Uemura | 2024-04-02 |
| 11841287 | Force sensor and robot equipped with force sensor | — | 2023-12-12 |
| 11221238 | Optical encoder and drive control device comprising a light receiving element to receive a first interference fringe formed by a first periodic pattern and a second diffracted light from a second periodic pattern toward the first periodic pattern | — | 2022-01-11 |
| 11085799 | Position detection apparatus that detects a position of an object by detecting light from a scale, and lithography apparatus, force sensor, and apparatus having force sensor including the position detection apparatus | — | 2021-08-10 |
| 10969284 | Optical sensor and apparatus including optical sensor | — | 2021-04-06 |
| 10540559 | Position detection apparatus, lens apparatus, image pickup system, machine tool apparatus, position detection method, and non-transitory computer-readable storage medium which are capable of detecting abnormality | — | 2020-01-21 |
| 10503109 | Optical sensor having an irradiating light separation component and image forming apparatus thereof | Kazushi Ino, Takuya Mukaibara | 2019-12-10 |
| 10401152 | Position detection apparatus, force sensor, and apparatus | — | 2019-09-03 |
| 10215596 | Position detection apparatus, lens apparatus, image pickup system, machine tool apparatus, exposure apparatus, position detection method, and non-transitory computer-readable storage medium which are capable of detecting reference position with high accuracy | — | 2019-02-26 |
| 10209102 | Position detection apparatus, machine tool apparatus, and exposure apparatus | — | 2019-02-19 |
| 9778035 | Scale, encoder, lens apparatus, and image pickup system having a plurality of patterns with different modulating periods | — | 2017-10-03 |
| 9766096 | Encoder for producing position information using positions of a first and second sensor, tilt angles, period of a pattern on a scale | — | 2017-09-19 |
| 9618370 | Optical encoder and apparatus provided therewith | — | 2017-04-11 |
| 9470557 | Encoder and apparatus using encoder | — | 2016-10-18 |
| 9464924 | Scale, displacement detection apparatus, lens apparatus, image pickup system, and assembling apparatus | Haruhiko Horiguchi | 2016-10-11 |
| 9417101 | Optical encoder with a scale that has fine and coarse pitch patterns | — | 2016-08-16 |
| 9383230 | Position detection apparatus, lens apparatus, image pickup system, machine tool apparatus, position detection method, and non-transitory computer-readable storage medium | — | 2016-07-05 |
| 9366587 | Optical force sensor and apparatus using optical force sensor | — | 2016-06-14 |
| 9354089 | Encoder | — | 2016-05-31 |
| 9329058 | Encoder that detects displacement of an object, and lens apparatus and camera having the same | Haruhiko Horiguchi, Masahiko Igaki | 2016-05-03 |
| 9234772 | Optical encoder and apparatus including the same | Hitoshi Nakamura | 2016-01-12 |
| 9127967 | Encoder having plural phase acquirers and a positional information acquirer for precisely obtaining a position of a scale | — | 2015-09-08 |
| 9121731 | Encoder having a scale with two areas in which an increasing direction of the amplitude of the energy distribution is opposite between the two areas for precisely obtaining a position of the scale | Haruhiko Horiguchi | 2015-09-01 |
| 9024251 | Encoder having a scale that includes block patterns | — | 2015-05-05 |