Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7868751 | Contact-free data communications system, data communications device, contact-free identification tag, program for controlling the contact-free identification tag, and program for controlling the data communications device | — | 2011-01-11 |
| 7565396 | Service providing system, second connecting part, service providing device, second connecting part control program and service providing device control program | — | 2009-07-21 |
| 7538677 | Contactless data communication system, contactless identification tag and contactless identification tag control program | Hirofumi Kurosawa | 2009-05-26 |
| 7391323 | Contactless data communication system, and contactless identification tag | — | 2008-06-24 |
| 7299990 | RFID tag, printing paper, printer, and RFID system | — | 2007-11-27 |
| 7275970 | Plug error insertion prevention systems, plugs, plug insertion sections, plug control programs, contactless identification tag control programs, and plug insertion section control programs | — | 2007-10-02 |
| 7175082 | Contactless data communication system, position information management system, contactless identification tag, data communication system, contactless identification tag control program, and data communication system control program | — | 2007-02-13 |
| 7135975 | Contactless data communication system, countactless identification tag and contactless identification tag control program | Hirofumi Kurosawa | 2006-11-14 |
| 7123375 | Printer, POS system, wireless communication control method, and data storage medium | Tsutomu Nobutani, Tamotsu Kimura | 2006-10-17 |
| 7086588 | Data communication systems, identification tags and methods of notifying an elapsed time period | — | 2006-08-08 |
| 6999035 | Antenna device and method of manufacturing same | Kenji Matsumoto | 2006-02-14 |
| 6167514 | Method, apparatus, system and information storage medium for wireless communication | Tetsuya Matsui, Michio Kobayashi | 2000-12-26 |