Issued Patents All Time
Showing 25 most recent of 26 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12299922 | Luminal structure calculation apparatus, creation method for luminal structure information, and non-transitory recording medium recording luminal structure information creation program | — | 2025-05-13 |
| 12029383 | Stress estimation system, stress estimation apparatus, endoscope apparatus, and stress estimation method | — | 2024-07-09 |
| 11877727 | Endoscope system, control device, and method for calculating force information | — | 2024-01-23 |
| 11553834 | Force estimation system and force information calculation method | — | 2023-01-17 |
| 10791914 | Insertion/removal supporting apparatus and insertion/removal supporting method | Eiji Yamamoto | 2020-10-06 |
| 10765299 | Future shape estimation apparatus, insertion/removal system, insertion/removal support system, future shape estimation method, and recording medium non-transitory storing future shape estimation program | Takeshi Ito, Hiromasa Fujita, Ryo TOJO | 2020-09-08 |
| 10670388 | Shape sensor system | — | 2020-06-02 |
| 9943220 | Tubular insertion system | Eiji Yamamoto, Hiromasa Fujita, Jun Hasegawa | 2018-04-17 |
| 9903709 | Insertion portion detection device and insertion portion detection system | Ryo TOJO, Eiji Yamamoto | 2018-02-27 |
| 9829082 | Bending operation system | Ryo TOJO | 2017-11-28 |
| 9518847 | Light guide sensor, and method of forming light guide sensor | Aiko Sakai, Takeshi Ito | 2016-12-13 |
| 9086340 | Tubular insertion device | Eiji Yamamoto, Ryo TOJO, Jun Hasegawa | 2015-07-21 |
| 8481914 | Optical encoder including a plurality of encoder heads and common wiring lines | — | 2013-07-09 |
| 8446596 | Signal processing apparatus used for optical signal output device and optical displacement detection system | Eiji Yamamoto, Hiromasa Fujita | 2013-05-21 |
| 8330943 | Signal processing apparatus used for optical signal output device and optical displacement detection system | Hiromasa Fujita, Eiji Yamamoto | 2012-12-11 |
| 8188421 | Optical encoder for detecting the relative displacement between an encoder scale and an encoder head | — | 2012-05-29 |
| 8035079 | Optical encoder | — | 2011-10-11 |
| 7888627 | Optical encoder having a stray-light reduction element for reducing strat-light | Iwao Komazaki | 2011-02-15 |
| 7825369 | Displacement sensor, method for detecting the optimal reference position, and method for judging stability of detecting reference position of displacement sensor | — | 2010-11-02 |
| 7649168 | Triple grating optical encoder and modified triple grating optical encoder for displacement detection | Eiji Yamamoto, Yoshimi Kuroda, Iwao Komazaki | 2010-01-19 |
| 7417218 | Triple grating optical encoder with light transmitting area in optical path | Eiji Yamamoto, Yoshimi Kuroda, Iwao Komazaki | 2008-08-26 |
| 7312437 | Displacement sensor, method for detecting the optimal reference position, and method for judging stability of detecting the reference position of displacement sensor | — | 2007-12-25 |
| 7301348 | Electrostatic encoder | Shinji Kaneko | 2007-11-27 |
| 7102760 | Optical displacement sensor and optical encoder | Eiji Yamamoto, Iwao Komazaki | 2006-09-05 |
| 7064842 | Optical displacement sensor and optical encoder | Eiji Yamamoto, Iwao Komazaki | 2006-06-20 |