Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9361574 | Wireless communication improving sheet, wireless communication IC tag, information transmitting medium and wireless communication system | Takahiko Yoshida, Haruhide Okamura, Shinichi Sato, Toshiharu Shimai, Hiroaki Kogure | 2016-06-07 |
| 9065174 | Wireless communication improving sheet body, IC tag for wireless communication and method of manufacturing the same, information transmitting medium and wireless communication system | Shinichi Sato, Takahiko Yoshida, Toshiharu Shimai | 2015-06-23 |
| 8912888 | Information storage medium, object of management and management system | Takahiko Yoshida, Toshiharu Shimai | 2014-12-16 |
| 8743006 | Wireless communication-improving sheet member, wireless IC tag, antenna, and wireless communication system using the same | Takahiko Yoshida, Haruhide Okamura, Shinichi Sato, Hiroaki Kogure, Toshiharu Shimai | 2014-06-03 |
| 8742895 | Wireless communication improving sheet, wireless communication IC tag, information transmitting medium and wireless communication system | Takahiko Yoshida, Haruhide Okamura, Shinichi Sato, Toshiharu Shimai, Hiroaki Kogure | 2014-06-03 |
| 8564472 | Sheet member for improving communication, and antenna device and electronic information transmitting apparatus provided therewith | Haruhide Okamura, Takahiko Yoshida, Yoshiharu Kiyohara, Shinichi Sato, Ryota Yoshihara +2 more | 2013-10-22 |
| 8487831 | Wireless communication-improving sheet member, wireless IC tag, antenna, and wireless communication system using the same | Takahiko Yoshida, Haruhide Okamura, Shinichi Sato, Hiroaki Kogure, Toshiharu Shimai | 2013-07-16 |
| 7495181 | Electromagnetic wave absorber | Takahiko Yoshida, Haruhide Go, Yoshiharu Kiyohara, Makoto Maezawa, Shinichi Sato | 2009-02-24 |