Issued Patents 2004
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6791691 | Measuring method and apparatus using attenuation in total internal reflection | Hisashi Ohtsuka, Hitoshi Shimizu | 2004-09-14 |
| 6762840 | Image information reading apparatus designed to maintain light amount to be detected at uniform level | — | 2004-07-13 |
| 6697158 | Measuring apparatus utilizing attenuated total reflection | Nobuhiko Ogura, Nobufumi Mori, Katsumi Hayashi | 2004-02-24 |