Inventor
YAMADA KEIKO
JP34 patents
⚠️ This page may combine multiple inventors who share the name “YAMADA KEIKO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
BROTHER IND LTD
6 patentsUS5035413AJul 30, 1991
Printer with an initial sheet-setting function
BROTHER IND LTD24 citations89
US4901248AFeb 13, 1990
Printing device with compressed text data memory
BROTHER IND LTD13 citations74
US4780008AOct 25, 1988
System for simultaneous correction of data in a text memory and on a printout
BROTHER IND LTD7 citations74
US4919553AApr 24, 1990
Printer having head release mechanism responsive to space commanding codes
BROTHER IND LTD5 citations63
US4853695AAug 1, 1989
Data input device having switch matrix scanning means
BROTHER IND LTD2 citations63
US4695172ASep 22, 1987
Printer with display for double-width character
BROTHER IND LTD3 citations62
KONICA MINOLTA INC
5 patentsUS9709782B2Jul 18, 2017
Image-capturing optical system, image-capturing optical apparatus and digital device
KONICA MINOLTA INC3 citations73
US9116325B2Aug 25, 2015
Imaging lens system
KONICA MINOLTA INC2 citations63
US10007099B2Jun 26, 2018
Variable-magnification optical system, imaging optical device, and digital appliance
KONICA MINOLTA INC0 citations52
US9411139B2Aug 9, 2016
Imaging optical system, imaging optical device, and digital apparatus
KONICA MINOLTA INC1 citations52
US9395524B2Jul 19, 2016
Variable magnification optical system, imaging optical device, and digital appliance
KONICA MINOLTA INC0 citations52
YAMADA KEIKO
4 patentsUS8425044B2Apr 23, 2013
Projection optical system
YAMADA KEIKO12 citations83
US8113667B2Feb 14, 2012
Projection optical system
YAMADA KEIKO13 citations83
US8638483B2Jan 28, 2014
Image display device and head-mounted display
YAMADA KEIKO4 citations71
US8427761B2Apr 23, 2013
Image pickup optical system, image pickup optical device, and digital equipment
YAMADA KEIKO4 citations62