Inventor
KAWASHIMA IKUE
JP30 patents
⚠️ This page may combine multiple inventors who share the name “KAWASHIMA IKUE”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
RICOH KK
20 patentsUS6163053ADec 19, 2000
Semiconductor device having opposite-polarity region under channel
RICOH KK99 citations98
US5124543AJun 23, 1992
Light emitting element, image sensor and light receiving element with linearly varying waveguide index
RICOH KK97 citations96
US5991075ANov 23, 1999
Light polarizer and method of producing the light polarizer
RICOH KK64 citations95
US7333259B2Feb 19, 2008
Multicolor display element
RICOH KK20 citations92
US6150698ANov 21, 2000
Semiconductor device and method of forming semiconductor device having non-uniformly doped well
RICOH KK37 citations92
US5589712ADec 31, 1996
Semiconductor integrated circuit device and a method of manufacturing the same
RICOH KK28 citations92
US5976971ANov 2, 1999
Fabrication process of a semiconductor device having an interconnection structure
RICOH KK27 citations91
US5448113ASep 5, 1995
Micro metal-wiring structure having stress induced migration resistance
RICOH KK41 citations87
US7765686B2Aug 3, 2010
Multilayer wiring structure and method of manufacturing the same
RICOH KK19 citations84
US7029833B2Apr 18, 2006
Image display medium, process for forming image, and multicolor image-forming apparatus
RICOH KK14 citations84
US6707514B2Mar 16, 2004
Optical path element, optical switching element, spatial light modulator and image display apparatus
RICOH KK14 citations84
US4966821AOct 30, 1990
Perpendicular magnetic recording medium
RICOH KK21 citations75
US7663797B2Feb 16, 2010
Multicolor display element
RICOH KK6 citations74
US7474322B2Jan 6, 2009
Image display medium, process for forming image, and multicolor image-forming apparatus
RICOH KK7 citations74
US6480345B2Nov 12, 2002
Image magnifying/reducing optical device and manufacturing method thereof
RICOH KK11 citations74
US7525716B2Apr 28, 2009
Display device and display apparatus
RICOH KK4 citations63
US5937327AAug 10, 1999
Method for improving wiring contact in semiconductor devices
RICOH KK4 citations63
US7816672B2Oct 19, 2010
Wiring pattern, electronic device, organic semiconductor device, layered wiring pattern, and layered wiring substrate using the wiring pattern
RICOH KK3 citations62
US7768001B2Aug 3, 2010
Organic transistor, organic transistor array, and display apparatus
RICOH KK5 citations61
US4432622AFeb 21, 1984
Focusing-position-detection circuit
RICOH KK3 citations59
RICOH CO LTD
4 patentsUS11143870B2Oct 12, 2021
Display apparatus and display method
RICOH CO LTD0 citations60
US7999253B2Aug 16, 2011
Organic transistor and active matrix display
RICOH CO LTD0 citations51
US10942354B2Mar 9, 2021
Monocular image display device
RICOH CO LTD0 citations49
US8378785B2Feb 19, 2013
Image display device and method for controlling the same
RICOH CO LTD0 citations31