KN

Katsuhiko Nishiwaki

TO Toyota: 6 patents #4,786 of 26,838Top 20%
HI Hitachi: 3 patents #10,712 of 28,497Top 40%
Overall (All Time): #571,432 of 4,157,543Top 15%
9
Patents All Time

Issued Patents All Time

Showing 1–9 of 9 patents

Patent #TitleCo-InventorsDate
9761681 Semiconductor device 2017-09-12
7579652 Semiconductor device having a high withstand voltage 2009-08-25
6930353 Field-effect-type semiconductor device Tomoyoshi Kushida 2005-08-16
6921941 High withstand voltage field effect semiconductor device with a field dispersion region Tomoyoshi Kushida, Sachiko Kawaji 2005-07-26
6518629 Semiconductor device and process for producing the device Tomoyoshi Kushida 2003-02-11
6509610 Insulated gate semiconductor device with high minority carrier injection and low on-voltage by enlarged pn-junction area Akira Kawahashi 2003-01-21
D279780 Facsimile transceiver Akitaka Takeuchi, Hiroshi Endo, Akihiro Kawakami, Hideo Matsumura 1985-07-23
D278712 Central processor unit Koushirou Adachi, Motoake Sakamoto, Tamotsu Tsukaguchi, Mitsuo Miyamoto 1985-05-07
D276550 Electric fan Shuichi Kouno, Kenichi Watanabe 1984-11-27