Inventor
IWAMOTO YASUHIDE
JP22 patents
⚠️ This page may combine multiple inventors who share the name “IWAMOTO YASUHIDE”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
FUJITSU LTD
16 patentsUS5750941AMay 12, 1998
Ultrasonic coordinates input device
FUJITSU LTD232 citations99
US6492633B2Dec 10, 2002
Optical scanning-type touch panel
FUJITSU LTD91 citations98
US5637839AJun 10, 1997
Ultrasonic coordinate input apparatus
FUJITSU LTD107 citations98
US7075054B2Jul 11, 2006
Optical position detecting device and recording medium including a detection of dust on a light retro-reflector
FUJITSU LTD46 citations96
US6664952B2Dec 16, 2003
Optical scanning-type touch panel
FUJITSU LTD70 citations96
US7135944B2Nov 14, 2006
Branching filter having both saw ladder and dual mode filters, and electronic apparatus using the branching filter
FUJITSU LTD30 citations93
US7053731B2May 30, 2006
Duplexer using surface acoustic wave filters
FUJITSU LTD41 citations92
US6838657B2Jan 4, 2005
Optical position detecting device and recording medium
FUJITSU LTD12 citations92
US5310156AMay 10, 1994
Earthquake-proof leg support structure of electronic apparatus
FUJITSU LTD46 citations86
US7522156B2Apr 21, 2009
Optical scanning-type touch panel
FUJITSU LTD13 citations84
US7276992B2Oct 2, 2007
Antenna duplexer and electronic device
FUJITSU LTD10 citations84
US6919778B2Jul 19, 2005
Duplexer with an impedance matching circuit and an electronic device using the same
FUJITSU LTD15 citations84
US6927386B2Aug 9, 2005
Optical position detecting device and recording medium including an operational defect judgment
FUJITSU LTD7 citations74
US6844539B2Jan 18, 2005
Touch location by retroflected scanned optical beams
FUJITSU LTD10 citations74
US6627871B2Sep 30, 2003
Optical position detecting device having mounting member for retroreflector and optical transceiver
FUJITSU LTD11 citations74
US6466103B2Oct 15, 2002
Saw filter duplexer device with optimal location of a phase matching line pattern and wire bonding pads
FUJITSU LTD12 citations72
FUJITSU MEDIA DEVICES LTD
4 patentsUS7479846B2Jan 20, 2009
Duplexer
FUJITSU MEDIA DEVICES LTD34 citations93
US7579927B2Aug 25, 2009
Duplexer
FUJITSU MEDIA DEVICES LTD7 citations74
US7684764B2Mar 23, 2010
Duplexer using surface acoustic wave filters and electronic device equipped with the same
FUJITSU MEDIA DEVICES LTD6 citations63
US7629863B2Dec 8, 2009
Filter and duplexer
FUJITSU MEDIA DEVICES LTD5 citations63