Inventor
SHIBATA RYOJI
JP57 patents
⚠️ This page may combine multiple inventors who share the name “SHIBATA RYOJI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
NIDEK KK
43 patentsUS6790124B2Sep 14, 2004
Eyeglass lens processing apparatus
NIDEK KK82 citations98
US6099383AAug 8, 2000
Lens grinding apparatus
NIDEK KK60 citations96
USRE35898ESep 15, 1998
Lens periphery processing apparatus, method for obtaining processing data, and lens periphery processing method
NIDEK KK61 citations94
US5347762ASep 20, 1994
Lens periphery processing apparatus, method for obtaining processing data, and lens periphery processing method
NIDEK KK84 citations94
US7309278B2Dec 18, 2007
Lean presser for holding eyeglass lens and eyeglass lens processing apparatus having the same
NIDEK KK31 citations93
US6942542B2Sep 13, 2005
Eyeglass lens processing apparatus
NIDEK KK23 citations93
US6702653B2Mar 9, 2004
Eyeglass lens processing apparatus
NIDEK KK36 citations93
US6478657B1Nov 12, 2002
Eyeglass lens processing apparatus
NIDEK KK43 citations93
US6409574B1Jun 25, 2002
Eyeglass-lens processing apparatus
NIDEK KK25 citations93
US6379215B1Apr 30, 2002
Eyeglass lens processing system
NIDEK KK20 citations93
US6241577B1Jun 5, 2001
Lens grinding apparatus and lens grinding method and component therefor
NIDEK KK25 citations93
US6159072ADec 12, 2000
Lens transport apparatus, a cup for securing an eyeglass lens during transport, and a method of transporting lenses
NIDEK KK29 citations93
US6089957AJul 18, 2000
Method of grinding eyeglass len, and eyeglass lens grinding apparatus
NIDEK KK44 citations93
US6045432AApr 4, 2000
Eyeglass lens layout input device, and lens grinding apparatus
NIDEK KK34 citations93
US6203555B1Mar 20, 2001
Corneal surgical apparatus
NIDEK KK20 citations92
US6062947AMay 16, 2000
Lens grinding apparatus
NIDEK KK21 citations92
US6050877AApr 18, 2000
Apparatus and method for grinding eyeglass lenses
NIDEK KK33 citations92
US5803793ASep 8, 1998
Lens grinding apparatus having chamfering and other grinding wheels mounted on the same shaft
NIDEK KK34 citations91
US5716256AFeb 10, 1998
Lens grinding apparatus for grinding an eyeglass lens from a plurality of directions
NIDEK KK47 citations91
US7731565B2Jun 8, 2010
Eyeglass lens processing apparatus
NIDEK KK9 citations84
US7681321B2Mar 23, 2010
Eyeglass frame shape measuring apparatus
NIDEK KK12 citations84
US7476143B2Jan 13, 2009
Eyeglass lens processing system
NIDEK KK16 citations84
US7125314B2Oct 24, 2006
Eyeglass lens processing apparatus
NIDEK KK12 citations84
US6074280AJun 13, 2000
Eyeglass lens grinding apparatus and a method of grinding an eyeglass
NIDEK KK16 citations84
US5890949AApr 6, 1999
Eyeglass lens grinding machine
NIDEK KK19 citations84
US6344046B2Feb 5, 2002
Corneal surgical apparatus
NIDEK KK7 citations74
US6123604ASep 26, 2000
Apparatus and method for grinding eyeglass lenses
NIDEK KK12 citations74
US6048258AApr 11, 2000
Apparatus for grinding eyeglass lens
NIDEK KK9 citations74
US7371151B2May 13, 2008
Lens stocking apparatus and lens processing system having the same
NIDEK KK7 citations73
US9776293B2Oct 3, 2017
Eyeglass lens processing apparatus
NIDEK KK2 citations71
US7848843B2Dec 7, 2010
Eyeglass lens processing apparatus and lens fixing cup
NIDEK KK3 citations63
US7540798B2Jun 2, 2009
Eyeglass lens processing apparatus
NIDEK KK6 citations63
US7507142B2Mar 24, 2009
Eyeglass lens processing apparatus
NIDEK KK6 citations63
US7410408B2Aug 12, 2008
Eyeglass lens processing apparatus
NIDEK KK3 citations63
US7295886B2Nov 13, 2007
Target lens shape measuring apparatus, eyeglass lens processing system having the same, and eyeglass lens processing method
NIDEK KK5 citations63
US7628486B2Dec 8, 2009
Eyeglass lens processing method
NIDEK KK6 citations62
US7384326B2Jun 10, 2008
Facetting area setting device and eyeglass lens processing apparatus
NIDEK KK4 citations60
US12435467B2Oct 7, 2025
Dyeing system
NIDEK KK0 citations52
US12366033B2Jul 22, 2025
Dyeing data management method and dyeing system
NIDEK KK0 citations52
US12227018B2Feb 18, 2025
Dye-deposited base body manufacturing apparatus and dyeing system
NIDEK KK0 citations52
US7503836B2Mar 17, 2009
Method of dressing grindstone for processing eyeglass lens, and dressing tool used in the method
NIDEK KK0 citations52
US9535269B2Jan 3, 2017
Eyeglass frame shape measuring apparatus
NIDEK KK1 citations51
US9188420B2Nov 17, 2015
Eyeglass frame shape measurement apparatus
NIDEK KK1 citations51
SHIBATA RYOJI
3 patentsSEIKO EPSON CORP
2 patentsTAKEICHI KYOJI
1 patentTANAKA MOTOSHI
1 patentShowing the top 50 of 57 patents by PatentIndex Score.