Issued Patents 2003
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6670565 | Illuminated button switch | Tetsuro Hanahara, Shigetaka Douzono, Takayuki Ishikawa | 2003-12-30 |
| 6633013 | Lever switch | Kenji Nishimura, Masaki Nakase, Yasuchika Kudo, Yusho Nakase | 2003-10-14 |
| 6611097 | Electroluminescent element comprising reduced number of parts and lighting unit having the same | Tetsuro Hanahara, Minoru Hato, Shinji Okuma | 2003-08-26 |
| 6606898 | Exhaust gas component measuring apparatus | Keiichi Ohsawa | 2003-08-19 |