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Inventor

Yukiaki Sunagawa

Inventor
Tokyo, JP

Overview

1→
Patents
2011
Patent span
Performing operations
Primary field (CPC B)

Patents· 1 as inventor

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

B29Cprimary
B29CShaping or joining of plastics17%
B29DProducing particular articles from plastics or from substances in a plastic state17%
B29LIndexing scheme associated with subclass b29c, relating to particular articles17%
G02BOptical elements, systems or apparatus17%
Y02PClimate change mitigation technologies in the production or processing of goods17%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests17%
PatentTitleYear
7,919,020'Method of manufacturing plastic lens, gasket for molding plastic lens, casting mold for molding plastic lens, casting jig for plastic lens starting material liquid, holding member for plastic lens casting mold, and plastic lens manufacturing apparatus'2011

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2011Patents assigned to HOYA CORP (1)· patent assignee history
2011Based in Tokyo, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
HOYA CORP12011
Locations
LocationPatentsSpan
Tokyo, JP12011