Issued Patents All Time
Showing 126–126 of 126 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4189373 | Process for the production of ashless liquid fuels | Hidemasa Honda, Hitoo Kakiyama | 1980-02-19 |
YY
Yasuhiro Yamada
Sony: 27 patents #1,364 of 25,231Top 6%
Victor Company Of Japan: 20 patents #40 of 1,489Top 3%
Toyota: 10 patents #2,889 of 26,838Top 15%
Toyo Aluminium: 9 patents #5 of 212Top 3%
Panasonic: 8 patents #3,315 of 21,108Top 20%
Ntt Electronics: 4 patents #39 of 358Top 15%
Ajinomoto Co.: 3 patents #592 of 2,190Top 30%
Chuo Hatsujo: 3 patents #27 of 122Top 25%
Director-General Of Agency Of Industrial Science And Technology: 3 patents #33 of 696Top 5%
Hitachi: 3 patents #10,712 of 28,497Top 40%
Hitachi Video And Information Systems: 2 patents #78 of 269Top 30%
Hitachi Communication Systems: 2 patents #16 of 83Top 20%
Denso: 2 patents #4,986 of 11,792Top 45%
Sanyo Electric Co.: 2 patents #2,557 of 6,347Top 45%
Nippon Shokubai Co.: 1 patents #656 of 1,108Top 60%
Kaneka: 1 patents #886 of 1,525Top 60%
Oclaro Japan: 1 patents #59 of 108Top 55%
Opnext Japan: 1 patents #100 of 185Top 55%
Otsuka Pharmaceutical Co.: 1 patents #681 of 1,273Top 55%
Tanaka Kikinzoku Kogyo K.K.: 1 patents #216 of 436Top 50%
Agency Of Industrial Science And Technology: 1 patents #568 of 1,778Top 35%
The University Of Tokyo: 1 patents #1,000 of 2,633Top 40%
Hoya: 1 patents #757 of 1,290Top 60%
Toyo Aluminium K.K.: 1 patents #6 of 44Top 15%
Kawasaki Steel: 1 patents #889 of 1,922Top 50%
Asahi Glass Co.: 1 patents #1,233 of 2,251Top 55%
Koa Oil Company: 1 patents #17 of 38Top 45%
Maruzen Petrochemical Co.: 1 patents #83 of 174Top 50%
Overall (All Time): #8,985 of 4,157,543Top 1%
126
Patents All Time