Issued Patents All Time
Showing 76–76 of 76 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4203100 | Light decrease type smoke sensor | Hiroshi Homma | 1980-05-13 |
YY
Yukio Yamauchi
Semiconductor Energy Laboratory: 48 patents #199 of 1,113Top 20%
Hochiki: 16 patents #1 of 161Top 1%
Seiko Epson: 6 patents #2,663 of 7,774Top 35%
Ntt Docomo: 1 patents #1,030 of 1,706Top 65%
Tkd: 1 patents #1 of 23Top 5%
Overall (All Time): #25,093 of 4,157,543Top 1%
76
Patents All Time