Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5631457 | Two-dimensional symbol data read apparatus | Yoshio Fukuda, Masahiro Takizawa | 1997-05-20 |
| 5473148 | Barcode symbol reading system capable of shortening time for reading and decoding | Kazunori Shionoya | 1995-12-05 |
| 5430283 | Bar-code symbol reading apparatus | — | 1995-07-04 |
| 5383170 | Optical card recording/reproducing apparatus wherein a data process is made during an access operation | Toshio Horiguchi | 1995-01-17 |
| 5365048 | Bar code symbol reading apparatus with double-reading preventing function | Chikako Komiya | 1994-11-15 |
| 5347114 | Bar code symbol reading apparatus | — | 1994-09-13 |
| 5113061 | Optical card having an identifier for identifying track construction and apparatus for writing and/or reading data on and/or from the optical card | — | 1992-05-12 |
| 4894817 | Method of writing data on optical card by projecting thereon intensity modulated light beam | Takao Rokutan, Nagahiro Gocho | 1990-01-16 |
| 4885458 | Card-form recording medium and data recording device therefor | Toshio Horiguchi, Yuichiro Akatsuka | 1989-12-05 |