KO

Keiji Onishi

Sumitomo Electric Industries: 53 patents #143 of 21,551Top 1%
PA Panasonic: 34 patents #418 of 21,108Top 2%
CL Central Glass Company, Limited: 1 patents #505 of 968Top 55%
SN Stichting Imec Nederland: 1 patents #75 of 183Top 45%
Overall (All Time): #18,883 of 4,157,543Top 1%
88
Patents All Time

Issued Patents All Time

Showing 76–88 of 88 patents

Patent #TitleCo-InventorsDate
5847626 Balanced-type surface acoustic wave lattice filter Yutaka Taguchi, Kazuo Eda, Shun-ichi Seki 1998-12-08
5821665 Surface acoustic wave device and method of manufacture Shun-ichi Seki, Yutaka Taguchi, Kazuo Eda 1998-10-13
5729186 Resonator ladder surface acoustic wave filter suppressing spurious signals Shun-ichi Seki, Kazuo Eda, Yutaka Taguchi, Hiroki Sato, Osamu Kawasaki 1998-03-17
5721519 Balanced type surface acoustic wave device Kazuo Eda, Yutaka Taguchi, Shunichi Seki 1998-02-24
5699027 Surface acoustic wave devices having a guard layer Yasunobu Tsuji, Kazuo Eda, Yutaka Taguchi, Katsuyuki Miyauchi 1997-12-16
5592135 Surface acoustic wave filter with different filter portions satisfying complex conjugate relationship of impedances Yutaka Taguchi, Kazuo Eda, Shun-ichi Seki 1997-01-07
5589806 Surface acoustic wave filter having parallel/serial resonator connection based on transmitting and receiving frequencies Yutaka Taguchi, Kazuo Eda, Shun-ichi Seki 1996-12-31
5506552 Surface acoustic wave filter with multiple ground terminals Shun-ichi Seki, Kazuo Eda, Yutaka Taguchi 1996-04-09
5485052 Three electrode type saw longitudinal coupling filter Shunichi Seki, Kazuo Eda, Yutaka Taguchi 1996-01-16
5459368 Surface acoustic wave device mounted module Shunichi Seki, Yutaka Taguchi, Kazuo Eda 1995-10-17
5453652 Surface acoustic wave device with interdigital transducers formed on a holding substrate thereof and a method of producing the same Kazuo Eda, Yutaka Taguchi, Shun-ichi Seki 1995-09-26
5446330 Surface acoustic wave device having a lamination structure Kazuo Eda, Yutaka Taguchi, Shun-ichi Seki 1995-08-29
5085926 Neat reflecting glass with multilayer coating Yasunobu Iida, Masato Nakamura, Nobuyuki Takeuchi 1992-02-04