Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8601563 | Wireless tag, reader/writer, encoding system, and encoding method | Atsushi Sakai, Masahiko Takenaka | 2013-12-03 |
| 7657758 | Processing apparatus and integrated circuit to prevent illicit access and reverse engineering | Yusuke Kawasaki, Hiroshi Sakurai, Shigeru Hashimoto | 2010-02-02 |
| 7039779 | Access monitor and access monitoring method for monitoring access between programs | Yusuke Kawasaki, Shigeru Hashimoto, Tomomi Shiobara, Ryoichi Yanagi | 2006-05-02 |
| 6968995 | Integrated circuit for protocol control | Shigeru Hashimoto, Ryoichi Yanagi, Yusuke Kawasaki | 2005-11-29 |
| 6658497 | System for recognizing of a device connection state by reading structure information data which produced by pull-up resistor and pull-down resistor | Yusuke Kawasaki, Shigeru Hashimoto | 2003-12-02 |
| 6519650 | System and method for controlling data transfer between portable medias and a processor to minimize communication hardware requirements | Yusuke Kawasaki, Shigeru Hashimoto | 2003-02-11 |
| 6484154 | Safe for electric money and an electric money system | Kazuyuki Mitsuishi, Takumi Kishino, Toshiaki Ibi, Yasuyuki Higashiura | 2002-11-19 |
| 6474545 | Digital cash safe | Tadashi Haeno, Shigeru Hashimoto, Takumi Kishino, Toshiaki Ibi, Yasuyuki Higashiura | 2002-11-05 |
| 6275873 | System for data communication between disk adapter and disk cartridge drive where adapter controller sending busy signal to disk cartridge drive if adapter controller is unavailable | Nobuhiko Akasaka, Shigeru Hashimoto, Tsuyoshi Niwata | 2001-08-14 |
| 6266653 | Apparatus and method for managing and possessing electronic money, management and possession medium and recording medium for recording electronic money management and possession program read by computer | Tomomi Shiobara, Akiko Ono | 2001-07-24 |
| 6253999 | Electronic money safe using logical IC cards | Shigeru Hashimoto | 2001-07-03 |
| 6105864 | Terminal device and terminal system | Tomomi Shiobara, Shigeru Hashimoto, Nobuhiko Akasaka, Akiko Iwami | 2000-08-22 |
| 6049843 | System for data communication between disk adapter and disk cartridge drive where adapter controller assigns specific track to formatted data to be sent to drive | Nobuhiko Akasaka, Shigeru Hashimoto, Tsuyoshi Niwata | 2000-04-11 |