Issued Patents All Time
Showing 76–90 of 90 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7245513 | Semiconductor integrated circuit device, contactless electronic device, and handheld terminal | Yoshiki Kawajiri, Hisataka Tsunoda | 2007-07-17 |
| 7168624 | Semiconductor device and IC card | Hisataka Tsunoda, Norihisa Yamamoto, Kazuhiro Matsushita | 2007-01-30 |
| 7044393 | Semiconductor integrated circuit device and contactless IC card | Yutaka Nakadai, Shinichi Ozawa | 2006-05-16 |
| 6972662 | RFID (radio frequency identification) and IC card | Takehiro Ohkawa, Miki Yuyama, Hiroshi Yoshigi, Tadashi Oonishi | 2005-12-06 |
| 6955300 | Dual interface IC card | Hiroshi Yoshigi, Takehiro Ookawa, Tadashi Oonishi | 2005-10-18 |
| 6831378 | Semiconductor integrated circuit device and contactless electronic device | Ryouzou Yoshino, Norihisa Yamamoto, Hajime Kinota, Keiji Kamei | 2004-12-14 |
| 6795353 | Generating high voltages in nonvolatile memory devices and data processing systems | Yuki Matsuda, Norihisa Yamamoto, Kazuhiro Matsushita | 2004-09-21 |
| 6686750 | Semiconductor integrated circuit device and IC card | Ryouzou Yoshino, Kenji Nagai, Tatsuya Nishihara | 2004-02-03 |
| 6637664 | Composite IC card | Hiroshi Yoshigi, Takehiro Ookawa, Tadashi Oonishi | 2003-10-28 |
| 6585166 | Composite IC card | Takehiro Ookawa, Hiroshi Yoshigi, Tadashi Oonishi | 2003-07-01 |
| 6487100 | Semiconductor integrated circuit device and contactless electronic device | Ryouzou Yoshino, Norihisa Yamamoto, Hajime Kinota, Keiji Kamei | 2002-11-26 |
| 6420883 | Semiconductor integrated circuit device and IC card | Ryouzou Yoshino, Kenji Nagai, Tatsuya Nishihara | 2002-07-16 |
| 4667496 | Apparatus for controlling dynamic characteristics of outer load | Akio Asai, Ryoji Yoshinaka, Kazunari Kirii | 1987-05-26 |
| 4656868 | Method and apparatus for discriminating cutting state from non-cutting state in machine tool | Hidekazu AZUMA, Ryozi Yoshinaka, Takayuki Tsuruhashi, Katsuiku Hokao, Kazutaka Ogo +2 more | 1987-04-14 |
| 4373833 | Machine for use in implanting plant supporting stakes | — | 1983-02-15 |