Inventor
ITO EIICHI
JP53 patents
⚠️ This page may combine multiple inventors who share the name “ITO EIICHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
ASAHI OPTICAL CO LTD
9 patentsUS6396627B1May 28, 2002
Stereoscopic microscope including zoom and relay optical systems
ASAHI OPTICAL CO LTD76 citations96
US5838431ANov 17, 1998
Laser marking device
ASAHI OPTICAL CO LTD82 citations96
US6317260B1Nov 13, 2001
Stereoscopic microscope
ASAHI OPTICAL CO LTD52 citations93
US5671466ASep 23, 1997
Electrophotographic apparatus and sheet guide mechanism
ASAHI OPTICAL CO LTD28 citations92
US5528352AJun 18, 1996
Electrophotographic apparatus having original separation means
ASAHI OPTICAL CO LTD22 citations92
US5321479AJun 14, 1994
Electrophotographic apparatus
ASAHI OPTICAL CO LTD26 citations92
US6628457B2Sep 30, 2003
Antivibration microscope
ASAHI OPTICAL CO LTD18 citations84
US6288838B1Sep 11, 2001
Video-type stereoscopic microscope including movable field stop frame and holder
ASAHI OPTICAL CO LTD18 citations84
US5452072ASep 19, 1995
Transfer unit mounted on a pivotal upper cover
ASAHI OPTICAL CO LTD9 citations73
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD
7 patentsUS7236434B2Jun 26, 2007
Exposure apparatus of an optical disk master, method of exposing an optical disk master, and wavefront fluctuation correction mechanism
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD1 citations63
US7176471B2Feb 13, 2007
Electron beam exposure method and electron beam exposure apparatus
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD4 citations63
US7051347B2May 23, 2006
Method of producing optical recording medium by transfer process using a stamper, and optical recording medium produced thereby
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD4 citations63
US7272099B2Sep 18, 2007
Exposure apparatus of an optical disk master, method of exposing an optical disk master and pinhole mechanism
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD0 citations52
US7101588B2Sep 5, 2006
Apparatus and method for applying liquid material to form a resin layer
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD1 citations52
US7046613B2May 16, 2006
Exposure apparatus of an optical disk master, method of exposing an optical disk master and pinhole mechanism
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD0 citations52
US6894959B2May 17, 2005
Method and apparatus for exposing optical disk master
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD1 citations52
BROTHER IND LTD
6 patentsUS7392755B2Jul 1, 2008
Sewing machine capable of embroidery sewing
BROTHER IND LTD29 citations91
US7848842B2Dec 7, 2010
Sewing machine and sewing machine capable of embroidery sewing
BROTHER IND LTD12 citations83
US7337130B2Feb 26, 2008
Methods for automatically providing a personalized product
BROTHER IND LTD13 citations83
US7983782B2Jul 19, 2011
Sewing machine and spool pin stand therefor
BROTHER IND LTD10 citations82
US7528975B2May 5, 2009
Slip printing system
BROTHER IND LTD7 citations74
US7908027B2Mar 15, 2011
Sewing machine
BROTHER IND LTD4 citations59
TRW EHRENREICH GMBH
5 patentsUS4758110AJul 19, 1988
Ball joint
TRW EHRENREICH GMBH49 citations93
US4720205AJan 19, 1988
Ball joint
TRW EHRENREICH GMBH35 citations93
US4615638AOct 7, 1986
Ball joint
TRW EHRENREICH GMBH26 citations93
US4750885AJun 14, 1988
Ball joint
TRW EHRENREICH GMBH24 citations82
US4577989AMar 25, 1986
Ball joint
TRW EHRENREICH GMBH25 citations82
HITACHI LTD
5 patentsUS5281083AJan 25, 1994
Vortex flow blower
HITACHI LTD28 citations91
US5395210AMar 7, 1995
Vortex flow blower having blades each formed by curved surface and method of manufacturing the same
HITACHI LTD34 citations90
US5536139AJul 16, 1996
Vortex flow blower having blades each formed by curved surface
HITACHI LTD18 citations80
USD327316SJun 23, 1992
Vortex blower
HITACHI LTD6 citations72
US5697152ADec 16, 1997
Method of manufacturing an impeller
HITACHI LTD12 citations71
YAMAHA MOTOR CO LTD
4 patentsPENTAX CORP
3 patentsUS7109933B2Sep 19, 2006
Wearable jacket having communication function, and endoscope system employing wearable jacket
PENTAX CORP47 citations90
US6996311B1Feb 7, 2006
Optical communication device
PENTAX CORP2 citations62
US7050677B2May 23, 2006
Optical fiber and method for producing the same
PENTAX CORP0 citations51
RICOH IMAGING CO LTD
3 patentsUS10341567B2Jul 2, 2019
Photographing apparatus
RICOH IMAGING CO LTD7 citations84
US10142546B2Nov 27, 2018
Shake-correction device and shake-correction method for photographing apparatus
RICOH IMAGING CO LTD5 citations73
US10247954B2Apr 2, 2019
Stage apparatus having shake-correction function
RICOH IMAGING CO LTD1 citations63
HOYA CORP
2 patentsUS7670144B2Mar 2, 2010
Conductive layer, manufacturing method of the same, and signal transmission substrate
HOYA CORP66 citations98
US7541922B2Jun 2, 2009
Operation control method of two dimensional diffusive signal-transmission devices, signal communication apparatus, and clothing provided with antenna function
HOYA CORP2 citations63
KOWA CO
1 patentJUTAMULIA SUGANDA
1 patentASAHI KOGAKU KK
1 patentKOBE STEEL LTD
1 patentTRW EHRENREICH GMBH & CO K G
1 patentNARUMI KENJI
1 patentShowing the top 50 of 53 patents by PatentIndex Score.