Inventor
YAMAZAKI KOZO
JP72 patents
⚠️ This page may combine multiple inventors who share the name “YAMAZAKI KOZO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
FUJITSU LTD
32 patentsUS5936218AAug 10, 1999
Multiple plane bar code reader for reading optically encoded data
FUJITSU LTD137 citations99
US6462880B1Oct 8, 2002
Bar code reader
FUJITSU LTD45 citations96
US6189795B1Feb 20, 2001
Multiple plane bar code reader for reading optically encoded data
FUJITSU LTD47 citations96
US5266788ANov 30, 1993
Laser scanner for bar code reader having a transparent light guide plate
FUJITSU LTD73 citations96
US4647143AMar 3, 1987
Light-beam scanning apparatus
FUJITSU LTD101 citations96
US6719202B1Apr 13, 2004
Commodity information management system
FUJITSU LTD22 citations93
US6247646B1Jun 19, 2001
Bar code reader, and bar code reading method
FUJITSU LTD37 citations93
US5231277AJul 27, 1993
Optical scanner using plannar reflecting holograms
FUJITSU LTD24 citations93
US4848862AJul 18, 1989
Laser beam scanner
FUJITSU LTD44 citations93
US6728015B2Apr 27, 2004
Bar code reader
FUJITSU LTD15 citations92
US6631844B1Oct 14, 2003
Optical scanner, code reader and bar code reader having increased degree of freedom in placement of optical parts
FUJITSU LTD23 citations92
US6491224B2Dec 10, 2002
Optical scanning apparatus
FUJITSU LTD29 citations92
US6216950B1Apr 17, 2001
Optical scanning apparatus
FUJITSU LTD19 citations92
US5689378ANov 18, 1997
Laser diode module
FUJITSU LTD22 citations92
US7311259B2Dec 25, 2007
Bar code reader and method of reading of bar code
FUJITSU LTD10 citations84
US6978937B2Dec 27, 2005
Method of reading information and apparatus therefor, method of acquiring signal for use with information reading apparatus, method of processing band limitation, method of extracting timing point amplitude and method of processing signal thereof, read signal processing unit, and method of processing read signal and processing apparatus thereof
FUJITSU LTD13 citations84
US7978259B2Jul 12, 2011
Image capturing apparatus for guiding light emitted from a plurality of light emitting devices
FUJITSU LTD10 citations83
US4904033AFeb 27, 1990
Method for constructing holograms
FUJITSU LTD21 citations80
US6488207B1Dec 3, 2002
Bar code reader, scaling device and scaling method
FUJITSU LTD13 citations74
US6283373B1Sep 4, 2001
Light source module for a scanning apparatus and a scanning apparatus with the light source module
FUJITSU LTD9 citations74
US6262366B1Jul 17, 2001
Housing including first and second housing halves, and an arrangement for locking thereof
FUJITSU LTD7 citations74
US5659432AAug 19, 1997
Laser diode module
FUJITSU LTD8 citations74
US5633761AMay 27, 1997
Laser diode module
FUJITSU LTD7 citations74
US5245170ASep 14, 1993
Optical scanner using planar reflection holograms
FUJITSU LTD13 citations74
US5815300ASep 29, 1998
Optical reading apparatus having optical scanner for scanning information on objects
FUJITSU LTD6 citations73
US5696617ADec 9, 1997
Optical reading apparatus having optical scanner for scanning information on objects
FUJITSU LTD6 citations73
US4655541AApr 7, 1987
Hologram scanner
FUJITSU LTD14 citations73
US7431214B2Oct 7, 2008
Bar-code reader and method of reading bar code
FUJITSU LTD4 citations63
US6840452B2Jan 11, 2005
Light source module for a scanning apparatus and a scanning apparatus with the light source module
FUJITSU LTD4 citations63
US6827268B2Dec 7, 2004
Imaging device
FUJITSU LTD4 citations63
US6495754B2Dec 17, 2002
Housing including first and second housing halves, and an arrangement for locking thereof
FUJITSU LTD3 citations63
US6469294B2Oct 22, 2002
Optical scanner and light source module with reduced light beam diameter
FUJITSU LTD6 citations63
RICOH KK
7 patentsUS4853710AAug 1, 1989
Imaging by laser beam scanning
RICOH KK59 citations95
US7203444B2Apr 10, 2007
Method and apparatus for image forming and optical writing device installed therein capable of reducing adhering dust
RICOH KK39 citations93
US7215349B2May 8, 2007
Method and apparatus for image forming capable of effectively avoiding an adverse temperature effect to an optical scanning system
RICOH KK21 citations92
US7663656B2Feb 16, 2010
Optical scanning device and image forming apparatus including same
RICOH KK8 citations84
US7436425B2Oct 14, 2008
Optical writing apparatus and image forming apparatus
RICOH KK15 citations84
US7050731B2May 23, 2006
Image forming apparatus including transfer belt having uneven thickness and position shift detection and correction method
RICOH KK12 citations84
US7619643B2Nov 17, 2009
Method and apparatus for image forming capable of effectively avoiding an adverse temperature effect to an optical scanning system
RICOH KK6 citations74
FUJITSU FRONTECH LTD
7 patentsUS7077322B2Jul 18, 2006
Bar-code reader
FUJITSU FRONTECH LTD12 citations84
US8345149B2Jan 1, 2013
Imaging apparatus for reading information
FUJITSU FRONTECH LTD4 citations63
US7137559B2Nov 21, 2006
Bar-code reader
FUJITSU FRONTECH LTD5 citations63
US7051936B2May 30, 2006
Bar code reader and bar code read control method
FUJITSU FRONTECH LTD4 citations63
US7021545B2Apr 4, 2006
Bar-code reader, method of reading a bar code and computer product
FUJITSU FRONTECH LTD2 citations63
US7007847B2Mar 7, 2006
Bar-code reader and method of reading bar-code
FUJITSU FRONTECH LTD5 citations63
US6976630B2Dec 20, 2005
Bar-code reader, method of reading a bar code, and computer product
FUJITSU FRONTECH LTD4 citations63
SATO MOTOHIKO
1 patentHIRATA MUNEKAZU
1 patentSHIMIZU YOSHIYUKI
1 patentYAMAZAKI KOZO
1 patentShowing the top 50 of 72 patents by PatentIndex Score.