Issued Patents All Time
Showing 51–51 of 51 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4442196 | Photosensitive composition | Akio Iwaki, Noriyasu Kita, Tatsuya Sasazawa | 1984-04-10 |
HY
Hiroyoshi Yamaguchi
Nhk Spring Co.: 30 patents #8 of 1,116Top 1%
Komatsu: 16 patents #46 of 2,087Top 3%
Toyota: 6 patents #4,786 of 26,838Top 20%
Komatsu Shisakusho: 2 patents #235 of 885Top 30%
Konishiroku Photo Industry Co.: 1 patents #532 of 894Top 60%
Overall (All Time): #52,621 of 4,157,543Top 2%
51
Patents All Time