KA

Ken'ichi Aoki

HI Hitachi: 2 patents #13,388 of 28,497Top 50%
KW Kanto Special Steel Works: 1 patents #7 of 23Top 35%
KS Kawasaki Steel: 1 patents #889 of 1,922Top 50%
Overall (All Time): #1,643,784 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
5635649 Multi-function differential pressure sensor with thin supporting base Tomoyuki Tobita, Yoshimi Yamamoto, Akira Nagasu 1997-06-03
5477738 Multi-function differential pressure sensor with thin stationary base Tomoyuki Tobita, Yoshimi Yamamoto, Akira Nagasu 1995-12-26
5061441 Highly wear-resistant roll steel for cold rolling mills Yoshikazu Seino, Teruhiro Saito, Ken'ichi Tokoro 1991-10-29