Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D745859 | Headphone | — | 2015-12-22 |
| D725629 | Headphones | — | 2015-03-31 |
| D546812 | Digital audio disk player | Ryuichirou Hirose | 2007-07-17 |
| D531169 | Earphone | Eigo Tokioka | 2006-10-31 |
TK
Toshio Kiuchi
Panasonic: 2 patents #9,678 of 21,108Top 50%
Overall (All Time): #1,210,715 of 4,157,543Top 30%
4
Patents All Time