Inventor
TAKAHASHI YUJI
JP299 patents
⚠️ This page may combine multiple inventors who share the name “TAKAHASHI YUJI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
TOYODA GOSEI KK
13 patentsUS7332746B1Feb 19, 2008
Light-emitting apparatus
TOYODA GOSEI KK131 citations97
US6729746B2May 4, 2004
Light source device
TOYODA GOSEI KK96 citations97
US6717355B2Apr 6, 2004
Light-emitting unit
TOYODA GOSEI KK84 citations97
US6540377B1Apr 1, 2003
Full-color light source unit
TOYODA GOSEI KK107 citations97
US5808592ASep 15, 1998
Integrated light-emitting diode lamp and method of producing the same
TOYODA GOSEI KK265 citations97
US6953265B2Oct 11, 2005
Light source device
TOYODA GOSEI KK62 citations96
US6872585B2Mar 29, 2005
LED device and manufacturing method thereof
TOYODA GOSEI KK60 citations96
US7176623B2Feb 13, 2007
Light emitting device
TOYODA GOSEI KK52 citations95
US6943379B2Sep 13, 2005
Light emitting diode
TOYODA GOSEI KK87 citations95
US6841931B2Jan 11, 2005
LED lamp
TOYODA GOSEI KK58 citations95
US6791116B2Sep 14, 2004
Light emitting diode
TOYODA GOSEI KK146 citations95
US6834977B2Dec 28, 2004
Light emitting device
TOYODA GOSEI KK39 citations92
US6812481B2Nov 2, 2004
LED device and manufacturing method thereof
TOYODA GOSEI KK29 citations92
CANON KK
8 patentsUSRE36923EOct 24, 2000
Sheet stapler
CANON KK507 citations99
US4900009AFeb 13, 1990
Sorter
CANON KK228 citations99
US5569012AOct 29, 1996
Book binding apparatus
CANON KK40 citations96
US5351112ASep 27, 1994
Original feeding apparatus and image forming system with it
CANON KK69 citations96
US5230457AJul 27, 1993
Sheet stapler
CANON KK74 citations96
US4591884AMay 27, 1986
Multi-function image recording apparatus
CANON KK109 citations96
US5181705AJan 26, 1993
Sheet discharging device that chooses a sheet discharging speed according to the sheet's length or rigidity
CANON KK48 citations93
US4486015ADec 4, 1984
Sheet diverting device for copying apparatus or the like
CANON KK41 citations93
FUJITSU LTD
8 patentsUS7176903B2Feb 13, 2007
Piezoelectric element and touch screen utilizing the same
FUJITSU LTD87 citations98
US7859522B2Dec 28, 2010
Touch panel device and control method and device for eliminating noises in touch panel device
FUJITSU LTD22 citations93
US7423636B2Sep 9, 2008
Touch panel device and method for manufacturing touch panel devices
FUJITSU LTD26 citations93
US6756973B2Jun 29, 2004
Touch panel device
FUJITSU LTD40 citations93
US6750853B2Jun 15, 2004
Touch panel device
FUJITSU LTD24 citations93
US6498511B2Dec 24, 2002
Receiver, hybrid circuit, driver circuit, and signal transmission system for bidirectional signal transmission for carrying out such signal transmission in both directions simultaneously
FUJITSU LTD18 citations93
US6466215B1Oct 15, 2002
Animation creating apparatus and method as well as medium having animation creating program recorded thereon
FUJITSU LTD30 citations93
US6756817B2Jun 29, 2004
Receiver, hybrid circuit, driver circuit, and signal transmission system for bidirectional signal transmission for carrying out such signal transmission in both directions simultaneously
FUJITSU LTD15 citations92
NEC CORP
7 patentsUS6492669B2Dec 10, 2002
Semiconductor device with schottky electrode having high schottky barrier
NEC CORP134 citations98
US6465814B2Oct 15, 2002
Semiconductor device
NEC CORP104 citations98
US7345521B2Mar 18, 2008
High frequency switch circuit
NEC CORP81 citations97
US6765241B2Jul 20, 2004
Group III nitride semiconductor device of field effect transistor type having reduced parasitic capacitances
NEC CORP54 citations96
US6552373B2Apr 22, 2003
Hetero-junction field effect transistor having an intermediate layer
NEC CORP65 citations96
US6373082B1Apr 16, 2002
Compound semiconductor field effect transistor
NEC CORP69 citations96
US8054143B2Nov 8, 2011
Switch circuit and semiconductor device
NEC CORP22 citations93
RICOH KK
4 patentsUS7200287B2Apr 3, 2007
Method and apparatus for image processing, and a computer product
RICOH KK59 citations98
US7064863B2Jun 20, 2006
Method and system for see-through image correction in image duplication
RICOH KK28 citations92
US6954281B2Oct 11, 2005
Method and apparatus for image processing, and a computer product
RICOH KK25 citations92
US6763473B1Jul 13, 2004
Image processing device, method for saving power consumption of the image processing device, and a computer product
RICOH KK37 citations92
MAKITA CORP
4 patentsUS6209426B1Apr 3, 2001
Magnetically attractive driver bit assembly
MAKITA CORP40 citations93
US5584753ADec 17, 1996
Device for fixing tool element to rotary tool
MAKITA CORP22 citations93
US6892459B2May 17, 2005
Reciprocating cutting tools having devices for limiting scattering of cutting chips
MAKITA CORP45 citations92
US6625892B2Sep 30, 2003
Reciprocating cutting tools
MAKITA CORP34 citations92
KOGANEI LTD
1 patentSUMITOMO ELECTRIC INDUSTRIES
1 patentTOSHIBA LIGHTING & TECHNOLOGY
1 patentTAKAHASHI YUJI
1 patent(unassigned)
1 patentSANDISK TECHNOLOGIES LLC
1 patentShowing the top 50 of 299 patents by PatentIndex Score.