Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7944338 | RFID tag, RFID reader/writer, RFID system, and processing method of RFID system | Ryo Nemoto, Yoshiaki Yazawa, Kazuki Watanabe | 2011-05-17 |
| 7250863 | Transponder and a sensing system using the transponder | Ryo Nemoto, Tadashi Oonishi, Kazuki Watanabe, Yoshiaki Yazawa, Yasushi Goto | 2007-07-31 |
| 7212124 | Portable information device | Takehiro Ohkawa | 2007-05-01 |
| 7009890 | Non-volatile semiconductor memory array and method of reading the same memory array | Takanori Yamazoe, Takeo Kanai | 2006-03-07 |
| 6972662 | RFID (radio frequency identification) and IC card | Takehiro Ohkawa, Miki Yuyama, Tadashi Oonishi, Kazuki Watanabe | 2005-12-06 |
| 6955300 | Dual interface IC card | Takehiro Ookawa, Tadashi Oonishi, Kazuki Watanabe | 2005-10-18 |
| 6637664 | Composite IC card | Takehiro Ookawa, Tadashi Oonishi, Kazuki Watanabe | 2003-10-28 |
| 6590809 | Non-volatile semiconductor memory device | Takanori Yamazoe, Yoshiaki Kamigaki, Kozo Katayama, Shinichi Minami, Takeo Kanai | 2003-07-08 |
| 6585166 | Composite IC card | Takehiro Ookawa, Tadashi Oonishi, Kazuki Watanabe | 2003-07-01 |
| 6334022 | Video information recording and reproducing apparatus | Akihiko Ohba, Toru Matsushita, Masahiro Kageyama, Taizo Kinoshita, Tatsundo Suzuki +2 more | 2001-12-25 |
| 6173900 | IC card | Takehiro Ookawa, Ryouzou Yoshino, Kimiaki Andou, Tadashi Oonishi, Koji Tsuru +4 more | 2001-01-16 |
| 5216505 | Scanning line interpolation circuit | Masahiro Kageyama, Norihiro Suzuki, Kazuo Ishikura, Makoto Ohnishi, Takahiko Fukinuki | 1993-06-01 |
| 4885631 | High resolution color television signal transmission system and receiver utilizing motion information of a picture | Takahiko Fukinuki, Yasuhiro Hirano, Hidehiko Jusa | 1989-12-05 |
| 4745458 | Television signal processing system | Yasuhiro Hirano, Takahiko Fukinuki, Hidehiko Jusa | 1988-05-17 |
| 4301479 | Signal processing system of facsimile | Takahiko Fukinuki, Yumiko Shimazaki | 1981-11-17 |