Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8536905 | Level shift circuit | Hiromi Saitou | 2013-09-17 |
| 8330581 | IC tag, method of controlling the IC tag, and IC tag system | Kazuhiro Akiyama, Hatsuhide Igarashi, Seiichi Okamoto, Toshiyuki Miyashita, Kazumi Seki | 2012-12-11 |
| 8264269 | Level shift circuit | Hiromi Saitou | 2012-09-11 |
| 8174365 | IC tag, method of controlling the IC tag, and IC tag system | Kazuhiro Akiyama, Hatsuhide Igarashi, Seiichi Okamoto, Toshiyuki Miyashita, Kazumi Seki | 2012-05-08 |
| 7889055 | IC tag, IC tag system, and method of executing command of the IC tag | Kazuhiro Akiyama, Hatsuhide Igarashi, Seiichi Okamoto, Toshiyuki Miyashita, Kazumi Seki | 2011-02-15 |
| 7717349 | Semiconductor device for IC tag, IC tag and control method for IC tag for detecting and executing command from radio wave | Kazuhiro Akiyama, Hatsuhide Igarashi, Seiichi Okamoto, Toshiyuki Miyashita, Kazumi Seki +1 more | 2010-05-18 |
| 7468668 | Semiconductor device for IC tag, IC tag, and control method for IC tag for detecting and executing command from radio wave | Kazuhiro Akiyama, Hatsuhide Igarashi, Seiichi Okamoto, Toshiyuki Miyashita, Kazumi Seki +1 more | 2008-12-23 |