HK

Hiroshi Kayaki

SC Sanyo Electric Co.: 3 patents #1,910 of 6,347Top 35%
Overall (All Time): #1,632,487 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
5877662 Surface acoustic wave filter including series and parallel interdigital transducers Yasumi Kobayashi, Kuniyuki Matsui, Yasuhiro Hirao, Kousuke Takeuchi, Yusuke Takahashi +3 more 1999-03-02
5663697 Surface accoustic wave filter Yasumi Kobayashi, Kuniyuki Matsui, Yasuhiro Hirao, Kousuke Takeuchi, Yusuke Takahashi +3 more 1997-09-02
5543757 Surface acoustic wave filter including alternate open and shorted reflector grating Yasumi Kobayashi, Kuniyuki Matsui, Yasuhiro Hirao, Kousuke Takeuchi, Yusuke Takahashi +3 more 1996-08-06