Inventor
YOSHIZAWA KOICHI
JP16 patents
⚠️ This page may combine multiple inventors who share the name “YOSHIZAWA KOICHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SEIKO EPSON CORP
10 patentsUS5768441AJun 16, 1998
Image processing method and apparatus
SEIKO EPSON CORP27 citations92
US7706036B2Apr 27, 2010
Color conversion program, apparatus, and method enabling high precision color conversion
SEIKO EPSON CORP13 citations84
US7466448B2Dec 16, 2008
Color separation into plural ink components including primary color ink and spot color ink
SEIKO EPSON CORP15 citations83
US7436543B2Oct 14, 2008
Color separation based on ink characteristics
SEIKO EPSON CORP11 citations83
US6731398B1May 4, 2004
Printing apparatus, method of printing, and recording medium to actualize the method
SEIKO EPSON CORP14 citations83
US9613576B2Apr 4, 2017
Image display device and control method of image display device
SEIKO EPSON CORP5 citations72
US7715042B2May 11, 2010
Color separation into a plurality of ink components including primary color ink and spot color ink
SEIKO EPSON CORP7 citations62
US7396097B2Jul 8, 2008
Printing control method, printing control apparatus, medium on which printing control program is recorded
SEIKO EPSON CORP5 citations62
US9978315B2May 22, 2018
Image display apparatus and method of controlling image display apparatus
SEIKO EPSON CORP0 citations40
US9898947B2Feb 20, 2018
Image display device and control method of image display device
SEIKO EPSON CORP0 citations40
JVCKENWOOD CORP
3 patentsYOSHIZAWA KOICHI
2 patentsUS8439505B2May 14, 2013
Position adjustment amount calculation method of light modulation device, position adjustment amount calculation device of light modulation device and projector
YOSHIZAWA KOICHI3 citations57
US8066386B2Nov 29, 2011
Projection image display position control device, projection image display position control method, and projection system
YOSHIZAWA KOICHI0 citations47