Inventor
IDE YUKIO
JP32 patents
Patents
32 patentsUS6280684B1Aug 28, 2001
Sputtering target, method of producing the target, optical recording medium fabricated by using the sputtering target, and method of fabricating the optical recording medium
RICOH KK320 citations99
US6319368B1Nov 20, 2001
Sputtering target, method of producing the target, optical recording medium fabricated by using the sputtering target, and method of forming recording layer for the optical recording medium
RICOH KK46 citations96
US6127016AOct 3, 2000
Sputtering target, method of producing the target, optical recording medium fabricated by using the sputtering target, and method of fabricating the optical recording medium
RICOH KK40 citations96
US5785828AJul 28, 1998
Sputtering target for producing optical recording medium
RICOH KK54 citations96
US5761179AJun 2, 1998
Phase-change optical recording method using pulse width modulation technique
RICOH KK54 citations96
US5740149AApr 14, 1998
Phase-change type optical recording and reproducing method
RICOH KK67 citations96
US5736657AApr 7, 1998
Sputtering target
RICOH KK86 citations96
US5100700AMar 31, 1992
Information recording medium
RICOH KK54 citations96
US5080947AJan 14, 1992
Information recording medium
RICOH KK61 citations96
US5024927AJun 18, 1991
Information recording medium
RICOH KK53 citations96
US4707570ANov 17, 1987
Manual information input device
RICOH KK61 citations96
US6445669B1Sep 3, 2002
Initialization of phase-change optical recording medium
RICOH KK73 citations95
US5620767AApr 15, 1997
Light reflecting and heat dissipating material and optical information recording medium using the same
RICOH KK62 citations95
US5008172AApr 16, 1991
Electrophotographic photoconductor
RICOH KK52 citations95
US6652806B2Nov 25, 2003
Method of producing a sputtering target
RICOH KK14 citations93
US5095479AMar 10, 1992
Optical information recording medium
RICOH KK51 citations93
US5011723AApr 30, 1991
Optical information recording medium
RICOH KK52 citations93
US6503592B1Jan 7, 2003
Sputtering target, method of producing the target, optical recording medium fabricated by using the sputtering target, and method of fabricating the optical recording medium
RICOH KK24 citations92
US5882493AMar 16, 1999
Heat treated and sintered sputtering target
RICOH KK25 citations92
US5646924AJul 8, 1997
Recording and simultaneous verifying method of phase-changing type of information recording medium
RICOH KK54 citations92
US5298305AMar 29, 1994
Phase-change type information recording medium
RICOH KK47 citations91
US5156693AOct 20, 1992
Information recording medium
RICOH KK45 citations90
US4957839ASep 18, 1990
Electrophotographic photoconductor having a silicone resin charge retention layer
RICOH KK36 citations90
US5057244AOct 15, 1991
Transparent, electrically conductive film
RICOH KK40 citations89
US7288224B2Oct 30, 2007
Method of producing a sputtering target
RICOH KK8 citations74
US5916730AJun 29, 1999
Optical information recording medium and recording method by use of the recording medium
RICOH KK7 citations74
US4908292AMar 13, 1990
Method of making an electrophotographic inorganic photosensitive element using ultraviolet radiation
RICOH KK9 citations74
US4687723AAug 18, 1987
Electrophotographic photoconductor having a photosensitive layer of amorphous silicon carbonitride
RICOH KK16 citations72
US4601965AJul 22, 1986
Photosensitive material for use in electrophotography
RICOH KK6 citations72
US7777771B2Aug 17, 2010
Information recording and erasing apparatus
RICOH KK2 citations63
US4600672AJul 15, 1986
Electrophotographic element having an amorphous silicon photoconductor
RICOH KK4 citations60
USRE39901EOct 30, 2007
Initialization of phase-change optical recording medium
RICOH KK0 citations51