Inventor
MITOBE SEIICHI
JP17 patents
⚠️ This page may combine multiple inventors who share the name “MITOBE SEIICHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
FUJITSU MEDIA DEVICES LTD
12 patentsUS7741931B2Jun 22, 2010
Acoustic wave device, resonator and filter
FUJITSU MEDIA DEVICES LTD28 citations92
US7688161B2Mar 30, 2010
Acoustic wave device and filter using the same
FUJITSU MEDIA DEVICES LTD28 citations92
US7564174B2Jul 21, 2009
Acoustic wave device and filter
FUJITSU MEDIA DEVICES LTD20 citations92
US7554419B2Jun 30, 2009
Balanced filter and duplexer
FUJITSU MEDIA DEVICES LTD23 citations92
US7573178B2Aug 11, 2009
Acoustic wave device, resonator and filter
FUJITSU MEDIA DEVICES LTD23 citations91
US7659653B2Feb 9, 2010
Acoustic wave device and filter
FUJITSU MEDIA DEVICES LTD14 citations84
US7482896B2Jan 27, 2009
Surface acoustic wave apparatus
FUJITSU MEDIA DEVICES LTD8 citations84
US7212086B2May 1, 2007
Surface acoustic wave device
FUJITSU MEDIA DEVICES LTD10 citations83
US7629863B2Dec 8, 2009
Filter and duplexer
FUJITSU MEDIA DEVICES LTD5 citations63
US7522021B2Apr 21, 2009
Surface acoustic wave apparatus
FUJITSU MEDIA DEVICES LTD3 citations63
US7471171B2Dec 30, 2008
Elastic boundary wave device, resonator, and filter
FUJITSU MEDIA DEVICES LTD5 citations63
US7795999B2Sep 14, 2010
Filter having multiple surface acoustic wave filters connected in parallel
FUJITSU MEDIA DEVICES LTD4 citations58
TOSHIBA KK
4 patentsUS6246150B1Jun 12, 2001
Surface acoustic wave device
TOSHIBA KK20 citations92
US6580199B2Jun 17, 2003
Surface acoustic wave apparatus
TOSHIBA KK7 citations73
US5029267AJul 2, 1991
Oscillator
TOSHIBA KK15 citations71
US6842090B2Jan 11, 2005
Surface acoustic wave device utilizing opposite propagation direction regions and resonant mode coupling
TOSHIBA KK2 citations62