Issued Patents 2002
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6408875 | Piping structure of a working machine | Hiroyasu Nishikawa, Takahiro Iwamoto | 2002-06-25 |
| 6373264 | Impedance detection apparatus and method of physical variable | Yoshihiro Hirota, Muneo Harada, Takaya Miyano | 2002-04-16 |
| 6348809 | Microscopic capacitance measurement system and probing system | Yoshihiro Hirota | 2002-02-19 |
| 6335642 | Impedance-to-voltage converter | Tatsuo Hiroshima, Koichi Nakano, Muneo Harada, Yoshihiro Hirota | 2002-01-01 |