Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6411710 | Voice receiving mechanism and handset | Junya Ohmoto | 2002-06-25 |
| 6399035 | Reduction purification method of nitrogen oxide-containing exhaust gas | Mitsunori Tabata, Katsumi Miyamoto, Tomohiro Yoshinari, Sadao Takehara | 2002-06-04 |