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Inventor

Ryoji Shibata

Inventor
Toyokawa, JP

Overview

54→
Patents
1977–2018
Patent span
Performing operations
Primary field (CPC B)

Patents· 54 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

B24Bprimary
B24BMachines, devices, or processes for grinding or polishing55%
Y10TTechnical subjects covered by former us classification7%
B28DWorking stone or stone-like materials6%
G02CSpectacles5%
B29DProducing particular articles from plastics or from substances in a plastic state3%
G01BMeasuring length, thickness or similar linear dimensions3%
G05BControl or regulating systems in general3%
A61FFilters implantable into blood vessels2%
B23QDetails, components, or accessories for machine tools, e.g. arrangements for copying or controlling2%
B41JTypewriters2%
PatentTitleYear
9,925,635'Eyeglass lens processing apparatus'20189,776,293'Eyeglass lens processing apparatus'20179,604,342'Eyeglass lens processing apparatus'20179,535,269'Eyeglass frame shape measuring apparatus'20179,421,720'Apparatus having cup attaching unit'20169,421,658'Apparatus having cup attaching unit'20169,188,420'Eyeglass frame shape measurement apparatus'20159,144,876'Eyeglass lens processing apparatus'20158,684,795'Eyeglass lens processing apparatus'20148,671,532'Eyeglass lens processing apparatus'20148,506,351'Eyeglass lens processing apparatus'20138,506,352'Eyeglass lens processing apparatus'20138,172,640'Eyeglass lens processing apparatus'20128,157,618'Eyeglass lens processing apparatus'20127,848,843'Eyeglass lens processing apparatus and lens fixing cup'20107,731,565'Eyeglass lens processing apparatus'20107,681,321'Eyeglass frame shape measuring apparatus'20107,628,486'Eyeglass lens processing method'20097,540,798'Eyeglass lens processing apparatus'20097,507,142'Eyeglass lens processing apparatus'20097,503,836'Method of dressing grindstone for processing eyeglass lens, and dressing tool used in the method'20097,476,143'Eyeglass lens processing system'20097,410,408'Eyeglass lens processing apparatus'20087,384,326'Facetting area setting device and eyeglass lens processing apparatus'20087,371,151'Lens stocking apparatus and lens processing system having the same'20087,309,278'Lean presser for holding eyeglass lens and eyeglass lens processing apparatus having the same'20077,295,886'Target lens shape measuring apparatus, eyeglass lens processing system having the same, and eyeglass lens processing method'20077,125,314'Eyeglass lens processing apparatus'20066,942,542'Eyeglass lens processing apparatus'20056,790,124'Eyeglass lens processing apparatus'20046,702,653'Eyeglass lens processing apparatus'20046,478,657'Eyeglass lens processing apparatus'20026,409,574'Eyeglass-lens processing apparatus'20026,379,215'Eyeglass lens processing system'20026,344,046'Corneal surgical apparatus'20026,241,577'Lens grinding apparatus and lens grinding method and component therefor'20016,203,555'Corneal surgical apparatus'20016,159,072'Lens transport apparatus, a cup for securing an eyeglass lens during transport, and a method of transporting lenses'20006,123,604'Apparatus and method for grinding eyeglass lenses'20006,099,383'Lens grinding apparatus'20006,089,957'Method of grinding eyeglass len, and eyeglass lens grinding apparatus'20006,074,280'Eyeglass lens grinding apparatus and a method of grinding an eyeglass'20006,062,947'Lens grinding apparatus'20006,050,877'Apparatus and method for grinding eyeglass lenses'20006,048,258'Apparatus for grinding eyeglass lens'20006,045,432'Eyeglass lens layout input device, and lens grinding apparatus'20005,890,949'Eyeglass lens grinding machine'1999RE035898'Lens periphery processing apparatus, method for obtaining processing data, and lens periphery processing method'19985,803,793'Lens grinding apparatus having chamfering and other grinding wheels mounted on the same shaft'19985,716,256'Lens grinding apparatus for grinding an eyeglass lens from a plurality of directions'19985,347,762'Lens periphery processing apparatus, method for obtaining processing data, and lens periphery processing method'19945,137,379'Printer including cartridge mounted read only memory'19924,826,332'Printer including cartridge mounted interchangeable read only memory'19894,023,292'Binder loose leaf'1977

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1977–2018Patents assigned to SHIBATA RYOJI (8)· patent assignee history
1977Based in Osaka, JP· patent location history
1989–1992Patents assigned to SEIKO EPSON CORP (2)· patent assignee history
1989–1992Based in Suwa, JP· patent location history
1994–2018Patents assigned to NIDEK KK (51)· patent assignee history
1994–2017Based in Toyokawa, JP· patent location history
1998–2018Based in Aichi, JP· patent location history
2012–2013Patents assigned to TANAKA MOTOSHI (2)· patent assignee history
2013Patents assigned to ASAOKA TOSHIAKI (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
NIDEK KK511994–2018
SHIBATA RYOJIself81977–2018
SEIKO EPSON CORP21989–1992
TANAKA MOTOSHI22012–2013
ASAOKA TOSHIAKI12013
Locations
LocationPatentsSpan
Toyokawa, JP301994–2017
Aichi, JP211998–2018
Suwa, JP21989–1992
Osaka, JP11977