Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11170244 | Device and method for analyzing state of manual work by worker, and work analysis program | Ryo Ozawa, Tsu Ryo, Kenichi Yoshida, Yousuke Yamaguchi, Takuya Sakai +2 more | 2021-11-09 |
| 11049279 | Device for detecting positional relationship among objects | Tsu Ryo | 2021-06-29 |
| 10929629 | Positional relationship detection device and positional relationship detection system | — | 2021-02-23 |
| 10540525 | Information code, information code producing method, information code reader, and system which uses information code | Kazuto Nosaka, Shin Nakayama, Masami Tanaka | 2020-01-21 |
| 10147028 | Method and apparatus for producing information code having an image display region with a code figure | Kunihiko Ito, Kenichi Yoshida, Masami Tanaka, Motoaki Watabe | 2018-12-04 |
| 10062022 | Information code, information code producing method, information code reader, and system which uses information code | Masami Tanaka, Kunihiko Ito, Kenichi Yoshida, Motoaki Watabe | 2018-08-28 |
| 9934760 | Information code, information code producing method, information code reader, and system which uses information code | Masami Tanaka | 2018-04-03 |
| 9904828 | Portable information code reader | Manabu Miyazaki, Takahiro Tanaka, Kentaro Maruyama, Soutaro Tabata, Ryota Banno +2 more | 2018-02-27 |
| 9711113 | Information code, information code producing method, information code reader, and system which uses information code | Masami Tanaka | 2017-07-18 |
| 9704081 | Information code, information code producing method, information code reader, and system which uses information code | Masami Tanaka, Kunihiko Ito, Motoaki Watabe, Kenichi Yoshida, Takao Ushijima | 2017-07-11 |
| 9659201 | Information code, information code producing method, information code reader, and system which uses information code | Kenichi Yoshida, Masami Tanaka | 2017-05-23 |
| 8571418 | High resolution optical waveform shaping device having phase shift compensation associated with optical intensity modulation | Naoya Wada, Seitetsu Boku | 2013-10-29 |
| 8199265 | Optical waveform shaping device | Naoya Wada, Seitetsu Boku, Yuki Komai, Fumi Moritsuka, Kashiko Kodate | 2012-06-12 |