Inventor
YOKOYAMA KAZUYUKI
JP36 patents
⚠️ This page may combine multiple inventors who share the name “YOKOYAMA KAZUYUKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SEIKO EPSON CORP
18 patentsUS6908182B2Jun 21, 2005
Ink cartridge and ink jet printer
SEIKO EPSON CORP71 citations98
US7085006B2Aug 1, 2006
Apparatus for generating two color printing data, a method for generating two color printing data and recording media
SEIKO EPSON CORP73 citations97
US7014110B2Mar 21, 2006
POS system, network system, method of generating printing data for POS system, and method of managing sales and advertisement information in network system
SEIKO EPSON CORP83 citations97
US7292369B2Nov 6, 2007
Logo data generating method and system
SEIKO EPSON CORP30 citations92
US7280258B2Oct 9, 2007
Logo data generating system, logo data generating method, and data storage medium
SEIKO EPSON CORP35 citations92
US7156304B2Jan 2, 2007
POS system, network system, method of generating printing data for POS system, and method of managing sales and advertisement information in network system
SEIKO EPSON CORP19 citations92
US6847377B2Jan 25, 2005
System, method and computer program converting pixels to luminance levels and assigning colors associated with luminance levels in printer or display output devices
SEIKO EPSON CORP50 citations92
US6789482B2Sep 14, 2004
Printing method, recording medium containing a program for applying the printing method, printer, printer driver, POS terminal, and POS system
SEIKO EPSON CORP20 citations92
US7375844B2May 20, 2008
Method for generating a print data file, method for storing print data, a data storage medium therefor, and an apparatus for generating a data storage file
SEIKO EPSON CORP13 citations83
US9203982B2Dec 1, 2015
Information management system, and printer
SEIKO EPSON CORP4 citations73
US7428074B2Sep 23, 2008
Logo data generating apparatus, logo data generating method, and data storage medium
SEIKO EPSON CORP7 citations73
US9509864B2Nov 29, 2016
Information management system, and printer
SEIKO EPSON CORP2 citations63
US7283275B2Oct 16, 2007
Logo data generating apparatus, logo data generating method, and data storage medium
SEIKO EPSON CORP3 citations62
US9039311B2May 26, 2015
Label printer
SEIKO EPSON CORP1 citations52
US7903289B2Mar 8, 2011
Printing data generating method and generator determining color loss in color printer
SEIKO EPSON CORP0 citations52
US7733528B2Jun 8, 2010
Printing method for determining color loss in a color printer, and a management print medium
SEIKO EPSON CORP0 citations52
US10516264B2Dec 24, 2019
Printing device and method for controlling power from the printing device to an external device
SEIKO EPSON CORP0 citations44
US9063674B2Jun 23, 2015
Image registration method, recording medium, and data processing device
SEIKO EPSON CORP0 citations42
TOKAI RIKA CO LTD
9 patentsUS12371109B2Jul 29, 2025
Deflector device
TOKAI RIKA CO LTD2 citations74
US12221170B2Feb 11, 2025
Deflector device
TOKAI RIKA CO LTD2 citations74
US12473040B2Nov 18, 2025
Deflector device
TOKAI RIKA CO LTD0 citations62
US12448059B2Oct 21, 2025
Deflector device
TOKAI RIKA CO LTD0 citations62
US12304399B2May 20, 2025
Deflector device
TOKAI RIKA CO LTD0 citations62
US10252673B2Apr 9, 2019
Vehicle mirror device
TOKAI RIKA CO LTD0 citations51
US12428077B2Sep 30, 2025
Flow deflecting device
TOKAI RIKA CO LTD0 citations50
US10300841B2May 28, 2019
Irradiating device
TOKAI RIKA CO LTD0 citations43
US10436414B2Oct 8, 2019
Viewing device for vehicle
TOKAI RIKA CO LTD0 citations41
YOKOYAMA KAZUYUKI
4 patentsUS8585304B2Nov 19, 2013
Label printer
YOKOYAMA KAZUYUKI10 citations83
US8289566B2Oct 16, 2012
Logo data generating method, data storage medium recording the logo data generating method, a computer program product containing commands executing the steps of the logo data generating logo data generating method, and a logo data generating system
YOKOYAMA KAZUYUKI5 citations72
US8075210B2Dec 13, 2011
Device for producing tags for patient wristbands, a system for producing tags for patient wristbands, and a print medium
YOKOYAMA KAZUYUKI2 citations61
US8879076B2Nov 4, 2014
Receipt printer, receipt printer control method, and recording medium
YOKOYAMA KAZUYUKI0 citations40