Inventor
IMAI YUJI
JP88 patents
⚠️ This page may combine multiple inventors who share the name “IMAI YUJI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
NIKON CORP
25 patentsUS6195154B1Feb 27, 2001
Projection exposure apparatus for transferring mask pattern onto photosensitive substrate
NIKON CORP148 citations99
US5738165AApr 14, 1998
Substrate holding apparatus
NIKON CORP176 citations99
US5424552AJun 13, 1995
Projection exposing apparatus
NIKON CORP162 citations99
US5581324ADec 3, 1996
Thermal distortion compensated projection exposure method and apparatus for manufacturing semiconductors
NIKON CORP206 citations98
US5502311AMar 26, 1996
Method of and apparatus for detecting plane position
NIKON CORP136 citations98
US5461237AOct 24, 1995
Surface-position setting apparatus
NIKON CORP141 citations98
US6327025B1Dec 4, 2001
Projection exposure apparatus for transferring mask pattern onto photosensitive substrate
NIKON CORP59 citations96
US6137561AOct 24, 2000
Exposure apparatus for aligning photosensitive substrate with image plane of a projection optical system
NIKON CORP77 citations96
US6118515ASep 12, 2000
Scanning exposure method
NIKON CORP83 citations96
US5825470AOct 20, 1998
Exposure apparatus
NIKON CORP63 citations94
US6737207B2May 18, 2004
Method for evaluating lithography system and method for adjusting substrate-processing apparatus
NIKON CORP21 citations93
US6624879B2Sep 23, 2003
Exposure apparatus and method for photolithography
NIKON CORP23 citations93
US6117598ASep 12, 2000
Scanning exposure method with alignment during synchronous movement
NIKON CORP43 citations93
US5742067AApr 21, 1998
Exposure method and apparatus therefor
NIKON CORP32 citations93
US5661548AAug 26, 1997
Projection exposure method and apparatus including a changing system for changing the reference image-formation position used to generate a focus signal
NIKON CORP44 citations93
US5569930AOct 29, 1996
Substrate height position detecting apparatus wherein a stop plate transmits a pattern of oblique light beams which are reflected by the substrate
NIKON CORP32 citations93
US5483056AJan 9, 1996
Method of projecting exposure with a focus detection mechanism for detecting first and second amounts of defocus
NIKON CORP36 citations93
US6277533B1Aug 21, 2001
Scanning exposure method
NIKON CORP38 citations92
US6172373B1Jan 9, 2001
Stage apparatus with improved positioning capability
NIKON CORP44 citations92
US5510892AApr 23, 1996
Inclination detecting apparatus and method
NIKON CORP42 citations92
US5473166ADec 5, 1995
Inclination detecting apparatus having an intensity adjusting unit
NIKON CORP25 citations92
US5666205ASep 9, 1997
Measuring method and exposure apparatus
NIKON CORP25 citations91
US6287734B2Sep 11, 2001
Exposure method
NIKON CORP8 citations74
US5998801ADec 7, 1999
Surface position detecting method, surface position adjusting apparatus and projection exposure apparatus effecting accurate positioning of a substrate
NIKON CORP14 citations74
US5635722AJun 3, 1997
Projection exposure method and apparatus capable of performing focus detection with high accuracy
NIKON CORP16 citations74
OLYMPUS OPTICAL CO
10 patentsUS6897899B1May 24, 2005
Electronic image pickup apparatus
OLYMPUS OPTICAL CO21 citations93
US5019845AMay 28, 1991
Flash device for camera
OLYMPUS OPTICAL CO25 citations93
US6033130AMar 7, 2000
Lens cover and a lens cover support assembly mounted external to a lens barrel
OLYMPUS OPTICAL CO51 citations92
US5574926ANov 12, 1996
One-chip microcomputer system having function for substantially correcting contents of program
OLYMPUS OPTICAL CO28 citations92
US5371561ADec 6, 1994
Data printing apparatus
OLYMPUS OPTICAL CO20 citations92
US6247855B1Jun 19, 2001
Lens protection cover-attached camera
OLYMPUS OPTICAL CO43 citations91
US6477327B1Nov 5, 2002
Camera having image pick-up device
OLYMPUS OPTICAL CO14 citations84
US5296889AMar 22, 1994
Camera driving circuit
OLYMPUS OPTICAL CO8 citations74
US4958175ASep 18, 1990
Motor driven camera
OLYMPUS OPTICAL CO11 citations74
US4924253AMay 8, 1990
Drive apparatus for a focusing lens
OLYMPUS OPTICAL CO19 citations74
FUJITSU LTD
5 patentsUS6697878B1Feb 24, 2004
Computer having a remote procedure call mechanism or an object request broker mechanism, and data transfer method for the same
FUJITSU LTD77 citations98
US6175874B1Jan 16, 2001
Packet relay control method packet relay device and program memory medium
FUJITSU LTD153 citations97
US5802298ASep 1, 1998
Defect-free type remote procedure call system and method thereof
FUJITSU LTD103 citations97
US6862279B1Mar 1, 2005
Multicast distribution system of packets
FUJITSU LTD53 citations95
US6763235B2Jul 13, 2004
Method and system for mobile communication, and a computer product
FUJITSU LTD19 citations84
TDK CORP
2 patentsNIPPON KOGAKU KK
2 patentsOLYMPUS CORP
2 patentsUSHIO ELECTRIC INC
1 patentNIXON CORP
1 patentOLYMPUS IMAGING CORP
1 patentSHIGETA SOICHI
1 patentShowing the top 50 of 88 patents by PatentIndex Score.