Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7744275 | Optical fiber temperature sensing device | Hidetaka Kawauchi, Juhyun Yu, Akihiro Hiruta | 2010-06-29 |
| 7495207 | Optical sensor, optical temperature-measuring device and measuring method using the optical sensor | Masahiko Kobayashi, Akihiro Hiruta | 2009-02-24 |
| 7389011 | Optical fiber temperature sensor | Masahiko Kobayashi, Hidetaka Kawauchi, Juhyun Yu | 2008-06-17 |
| 7031042 | Signal converter for converting digital input signal to optical modulation signal | — | 2006-04-18 |