YW

Yoshimasa Watanabe

TO Toyota: 16 patents #1,599 of 26,838Top 6%
Mitsubishi Electric: 5 patents #5,859 of 25,717Top 25%
Sumitomo Electric Industries: 5 patents #5,365 of 21,551Top 25%
TL Tokyo Electron Limited: 4 patents #1,723 of 5,567Top 35%
Fujitsu Limited: 1 patents #14,843 of 24,456Top 65%
Overall (All Time): #120,965 of 4,157,543Top 3%
30
Patents All Time

Issued Patents All Time

Showing 26–30 of 30 patents

Patent #TitleCo-InventorsDate
5930995 Exhaust gas purification device for a compression-ignition combustion engine Yasushi Araki, Kiyoshi Kobashi, Yoshimitu Henda 1999-08-03
5851249 Particulate trap for a diesel engine Yoshimitu Henda, Kiyoshi Kobashi, Yasushi Araki, Youichi Nagai, Syunsuke Ban 1998-12-22
5787709 Exhaust manifold Taro Ikeya 1998-08-04
5727386 Structure of an exhaust manifold branch collecting portion Makoto Yokota, Shigeki Yasuhara, Kazuhisa Mikame, Satoru Takahashi 1998-03-17
5386805 Cooling system of an internal combustion engine Shizuo Abe, Masato Kawauchi, Kiyoshi Nakanishi, Masayoshi Tokoro 1995-02-07