Inventor
YAMAUCHI TSUYOSHI
JP58 patents
⚠️ This page may combine multiple inventors who share the name “YAMAUCHI TSUYOSHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
CANON KK
15 patentsUS7428081B2Sep 23, 2008
Image reading apparatus
CANON KK24 citations92
US7161716B1Jan 9, 2007
Image reading apparatus
CANON KK21 citations92
US6717702B1Apr 6, 2004
Image reading apparatus
CANON KK50 citations92
US6059280AMay 9, 2000
Roller supporting device allowing easy replacement of separating roller
CANON KK51 citations92
US5887866AMar 30, 1999
Sheet feeding apparatus and sheet feeding method
CANON KK39 citations92
US5816569AOct 6, 1998
Sheet feeding apparatus and image reading apparatus
CANON KK33 citations92
US7557967B2Jul 7, 2009
Image reading apparatus
CANON KK10 citations83
US6405017B1Jun 11, 2002
Original document holding apparatus and original document reading apparatus
CANON KK17 citations82
US7136201B2Nov 14, 2006
Original pressing apparatus and its application
CANON KK10 citations74
US10136009B2Nov 20, 2018
Image reading apparatus
CANON KK2 citations73
US7379217B2May 27, 2008
Image reading apparatus
CANON KK5 citations73
US7619789B2Nov 17, 2009
Image reading apparatus
CANON KK6 citations71
US6392377B1May 21, 2002
Motor control apparatus and motor control method
CANON KK5 citations63
US7518768B2Apr 14, 2009
Image reading apparatus having support structure
CANON KK6 citations61
US8018628B2Sep 13, 2011
Image reading apparatus
CANON KK4 citations60
DAINIPPON PRINTING CO LTD
13 patentsUS6961159B2Nov 1, 2005
Holographic viewing device, and computer-generated hologram for the same
DAINIPPON PRINTING CO LTD6 citations74
US7706037B2Apr 27, 2010
Fabrication process for cholesteric liquid crystal media having a volume hologram
DAINIPPON PRINTING CO LTD2 citations63
US7545545B2Jun 9, 2009
Fabrication process for cholesteric liquid crystal media having a volume hologram
DAINIPPON PRINTING CO LTD2 citations63
US7719762B2May 18, 2010
Transmitting-reflecting projection screen, and projection system comprising the same
DAINIPPON PRINTING CO LTD6 citations62
US11703798B2Jul 18, 2023
Light modulation element and information recording medium
DAINIPPON PRINTING CO LTD0 citations61
US9383648B2Jul 5, 2016
Anti-counterfeiting marker sheet and manufacturing method therefor, anti-counterfeiting function-imparting member, and article provided with anti-counterfeiting function
DAINIPPON PRINTING CO LTD2 citations61
US12189163B2Jan 7, 2025
Light modulation element and information recording medium
DAINIPPON PRINTING CO LTD0 citations51
US11014390B2May 25, 2021
Luminescent medium and method for reading luminescent medium
DAINIPPON PRINTING CO LTD0 citations51
US10359735B2Jul 23, 2019
Display article
DAINIPPON PRINTING CO LTD0 citations51
US7909364B2Mar 22, 2011
Indicator for indicating authenticity
DAINIPPON PRINTING CO LTD0 citations51
US7839488B2Nov 23, 2010
Optical axis adjustment device and exposure apparatus using the same
DAINIPPON PRINTING CO LTD0 citations51
US7538919B2May 26, 2009
Three-dimensional hologram process with overt anti-counterfeit security using first object light, second object light, and reference light
DAINIPPON PRINTING CO LTD0 citations51
US7372546B2May 13, 2008
Optical axis adjustment device and exposure apparatus using the same
DAINIPPON PRINTING CO LTD0 citations51
YAMAUCHI TSUYOSHI
9 patentsUS8289587B2Oct 16, 2012
Image reading apparatus
YAMAUCHI TSUYOSHI8 citations84
US8081356B2Dec 20, 2011
Image reading apparatus
YAMAUCHI TSUYOSHI12 citations84
US9223235B2Dec 29, 2015
Fine particles, particle group, anti-counterfeiting ink, anti-counterfeiting toner, anti-counterfeiting sheet, and anti-counterfeiting medium
YAMAUCHI TSUYOSHI2 citations61
US9127181B2Sep 8, 2015
Taggant particle group; and anti-counterfeit ink, anti-counterfeit toner, anti-counterfeit sheet, and anti-counterfeit medium comprising same
YAMAUCHI TSUYOSHI2 citations61
US9001401B2Apr 7, 2015
Fabrication process of multi-image type hologram, and multi-image type hologram fabricated by that process
YAMAUCHI TSUYOSHI2 citations61
US8642231B2Feb 4, 2014
Hologram fabrication process and fabricated hologram
YAMAUCHI TSUYOSHI0 citations52
US8227148B2Jul 24, 2012
Hologram fabrication process and fabricated hologram
YAMAUCHI TSUYOSHI0 citations52
US8289595B2Oct 16, 2012
Hologram and its holographic process
YAMAUCHI TSUYOSHI0 citations50
US8456722B2Jun 4, 2013
Forgery prevention medium with a volume hologram layer and information layer in different colors
YAMAUCHI TSUYOSHI0 citations48
HITACHI ULSI SYS CO LTD
4 patentsUS7071485B2Jul 4, 2006
Semiconductor integrated circuit device
HITACHI ULSI SYS CO LTD74 citations98
US7196384B2Mar 27, 2007
Semiconductor device and method for manufacturing thereof
HITACHI ULSI SYS CO LTD1 citations63
US6897104B2May 24, 2005
Semiconductor device and method for manufacturing thereof
HITACHI ULSI SYS CO LTD3 citations63
US6982468B2Jan 3, 2006
Semiconductor device and method for manufacturing thereof
HITACHI ULSI SYS CO LTD0 citations52
CHUGAI PHARMACEUTICAL CO LTD
4 patentsUS6448421B1Sep 10, 2002
Crystals of vitamin D derivatives and process for the preparation thereof
CHUGAI PHARMACEUTICAL CO LTD13 citations82
US7235679B2Jun 26, 2007
Crystals of a vitamin D derivative and a method for the preparation thereof
CHUGAI PHARMACEUTICAL CO LTD1 citations63
US6831183B2Dec 14, 2004
Crystals of a vitamin D derivative and a method for the preparation thereof
CHUGAI PHARMACEUTICAL CO LTD1 citations63
US7323580B2Jan 29, 2008
Crystals of a vitamin D derivative and a method for the preparation thereof
CHUGAI PHARMACEUTICAL CO LTD0 citations52
HITACHI LTD
2 patentsSEKINE YOKO
2 patentsTAKAURA NORIKATSU
1 patentShowing the top 50 of 58 patents by PatentIndex Score.