Issued Patents 2017
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 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 |