Issued Patents All Time
Showing 51–51 of 51 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4304390 | Pneumatic pressure responsive valve assembly | Yasuhiro Kawabata | 1981-12-08 |
YN
Yoshihiro Naruse
Kawasaki Steel: 13 patents #44 of 1,922Top 3%
Toray Industries: 13 patents #134 of 3,690Top 4%
Kabushiki Kaisha Shinsangyokaihatsu: 4 patents #6 of 34Top 20%
Kabushiki Kaisha Toshiba: 1 patents #13,537 of 21,451Top 65%
Aisen Seiki Kabushiki Kaisha: 1 patents #2 of 43Top 5%
Toshiba Engineering: 1 patents #11 of 49Top 25%
Overall (All Time): #51,907 of 4,157,543Top 2%
51
Patents All Time