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Inventor

Yoko Sakai

Inventor
Tokyo, JP

Overview

1→
Patents
2013
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.

B29Dprimary
B29DProducing particular articles from plastics or from substances in a plastic state33%
D06PDyeing or printing textiles33%
G02BOptical elements, systems or apparatus33%
PatentTitleYear
8,349,027'Process for producing dyed plastic lens'2013

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2013Patents assigned to HOYA CORP (1)· patent assignee history
2013Patents assigned to KUBOTERA TAKAAKI (1)· patent assignee history
2013Patents assigned to MISHINA MISA (1)· patent assignee history
2013Patents assigned to MIYAJIMA SHINYA (1)· patent assignee history
2013Patents assigned to SAKAI YOKO (1)· patent assignee history
2013Based in Tokyo, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
HOYA CORP12013
KUBOTERA TAKAAKI12013
MISHINA MISA12013
MIYAJIMA SHINYA12013
SAKAI YOKOself12013
Locations
LocationPatentsSpan
Tokyo, JP12013