Issued Patents All Time
Showing 26–26 of 26 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4624770 | Air-fuel ratio sensor | Tetsusyo Yamada, Takao Kojima, Yutaka Nakayama | 1986-11-25 |
HI
Hiroyuki Ishiguro
Kyushu Fujitsu Electronics Limited: 4 patents #14 of 75Top 20%
Denka Company Limited: 2 patents #135 of 434Top 35%
Japan Storage Battery Co.: 1 patents #91 of 170Top 55%
Panasonic: 1 patents #13,264 of 21,108Top 65%
Denki Kagaku Kogyo: 1 patents #291 of 655Top 45%
Denso: 1 patents #6,940 of 11,792Top 60%
Gs Yuasa International: 1 patents #283 of 491Top 60%
Overall (All Time): #153,522 of 4,157,543Top 4%
26
Patents All Time