Issued Patents All Time
Showing 26–40 of 40 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6491228 | IC card | Takashi Ueda | 2002-12-10 |
| 6478228 | Card mounted with circuit chip and circuit chip module | Shigemi Chimura, Toyokazu Komuro | 2002-11-12 |
| 6422473 | Circuit chip mounted card and circuit chip module | Shigemi Chimura, Hiroharu Okada | 2002-07-23 |
| 6404644 | Non-contact IC card | Hiroharu Okada | 2002-06-11 |
| 6404478 | Liquid crystal display having capacitors on a substrate with equal resistance conductors electrically connecting the capacitors to a chip | Takayuki Nakashima, Hiroo Mochida, Hideki Hayashi | 2002-06-11 |
| 6181001 | Card mounted with circuit chip and circuit chip module | Shigemi Chimura, Hiroharu Okada | 2001-01-30 |
| 5774062 | Tag responsive to high-frequecy for varying capacitance of tuning capacitor | — | 1998-06-30 |
| 5721535 | Tag responsive to high frequency for varying capacitance of capacitor in power source | — | 1998-02-24 |
| 5610513 | Cross coil meter with correction for resistance variations | — | 1997-03-11 |
| 5311296 | Video signal generator circuit and video image processing device using the same | Sadakazu Murakami | 1994-05-10 |
| 5260995 | Electric power circuit for telephone set use | — | 1993-11-09 |
| 5042066 | Dialer circuit | — | 1991-08-20 |
| 5031212 | Dialer circuit | Mitsuro Saji | 1991-07-09 |
| 5029203 | Side tone preventive circuit for telephone | Shozo Miyagawa, Mitsuhiko Noda | 1991-07-02 |
| 4628249 | Power supply having a predetermined value of input impedance | Mitsuru Koiwa | 1986-12-09 |