OK

Osamu Kawachi

FL Fujitsu Media Devices Limited: 27 patents #5 of 136Top 4%
TC Taiyo Yuden Co.: 19 patents #50 of 959Top 6%
Fujitsu Limited: 14 patents #2,150 of 24,456Top 9%
Overall (All Time): #45,887 of 4,157,543Top 2%
55
Patents All Time

Issued Patents All Time

Showing 51–55 of 55 patents

Patent #TitleCo-InventorsDate
6111481 Surface-acoustic-wave three interdigital electrodes with different numbers of finger pairs Masanori Ueda, Gou Endoh, Yoshiro Fujiwara 2000-08-29
6037847 Surface acoustic wave device using a leaky surface acoustic wave with an optimized cut angle of a piezoelectric substrate Masanori Ueda, Gou Endoh, Osamu Ikata, Ken Hashimoto, Masatsune Yamaguchi 2000-03-14
5963114 Surface-acoustic-wave device having an improved pass-band characteristic and an improved degree of freedom for setting input and output impedances Masanori Ueda, Gou Endoh, Yoshiro Fujiwara 1999-10-05
5874869 Surface acoustic wave filter device on 40.degree. to 42.degree. rotated Y-X LITAO.sub.3 Masanori Ueda, Gou Endoh, Yoshiro Fujiwara 1999-02-23
5631515 Surface acoustic wave device Seiji Mineyoshi 1997-05-20