P

Inventor

UESAKA KOUICHI

JP22 patents
⚠️ This page may combine multiple inventors who share the name “UESAKA KOUICHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

HITACHI LTD

20 patents
US6176433B1Jan 23, 2001

Reader/writer having coil arrangements to restrain electromagnetic field intensity at a distance

HITACHI LTD262 citations98
US6194993B1Feb 27, 2001

Reader and/or writer apparatus, power feeding system, and communication system

HITACHI LTD89 citations97
US6781741B2Aug 24, 2004

Mach-Zehnder optical modulator

HITACHI LTD63 citations96
US7439933B2Oct 21, 2008

Signal processing circuit, and non-contact IC card and tag with the use thereof

HITACHI LTD20 citations92
US7355270B2Apr 8, 2008

Semiconductor chip with coil antenna and communication system

HITACHI LTD51 citations92
US6608550B2Aug 19, 2003

Reader and/or writer apparatus, power feeding system, and communication system

HITACHI LTD34 citations92
US6411104B1Jun 25, 2002

Apparatus and method for detecting electromagnetic wave source, and method for analyzing the same

HITACHI LTD29 citations91
US8035522B2Oct 11, 2011

RFID tag

HITACHI LTD9 citations84
US7595650B2Sep 29, 2009

Magnetic field probe apparatus and a method for measuring magnetic field

HITACHI LTD11 citations84
US7315173B2Jan 1, 2008

Method of measuring electric field distribution and electric field distribution measuring instrument

HITACHI LTD17 citations84
US6164532ADec 26, 2000

Power transmission system, power transmission/communication system and reader and/or writer

HITACHI LTD17 citations84
US6697744B2Feb 24, 2004

Inquiry method of the source which generates electromagnetic wave

HITACHI LTD6 citations74
US6625554B2Sep 23, 2003

Method and apparatus for determining a magnetic field

HITACHI LTD10 citations74
US6470282B1Oct 22, 2002

Electromagnetic wave source probing device and probing method with the probing device

HITACHI LTD7 citations74
US6875920B2Apr 5, 2005

Semiconductor device and design support method of electronic device using the same

HITACHI LTD9 citations72
US6617860B2Sep 9, 2003

Apparatus and method for detecting electromagnetic wave source, and method for analyzing the same

HITACHI LTD11 citations72
US7334736B2Feb 26, 2008

Antenna-coil design apparatus and design method

HITACHI LTD4 citations63
US6643594B2Nov 4, 2003

Electromagnetic wave source probing device and probing method with the probing device

HITACHI LTD2 citations63
US7132997B2Nov 7, 2006

Narrow-directivity electromagnetic-field antenna probe, and electromagnetic-field measurement apparatus, electric-current distribution search-for apparatus or electrical-wiring diagnosis apparatus using this antenna probe

HITACHI LTD6 citations62
US6833714B2Dec 21, 2004

Inquiry method of the source which generates electromagnetic wave

HITACHI LTD0 citations52

UTAKA KENJI

1 patent

OPNEXT JAPAN INC

1 patent