Issued Patents All Time
Showing 51–51 of 51 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4392253 | Phase locked loop circuit | Yoshio Osakabe, Yukio Tsuda | 1983-07-05 |
TY
Takaaki Yamada
Sony: 20 patents #2,042 of 25,231Top 9%
Omron: 19 patents #68 of 3,089Top 3%
Hitachi: 6 patents #8,942 of 28,497Top 35%
Hitachi Zosen: 3 patents #73 of 531Top 15%
Nitto Shinko: 1 patents #18 of 39Top 50%
Overall (All Time): #51,930 of 4,157,543Top 2%
51
Patents All Time