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Inventor

Hirofumi Ishiyama

Inventor
Isehara, JP

Overview

2→
Patents
2009–2011
Patent span
Performing operations
Primary field (CPC B)

Patents· 2 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 state50%
Y10TTechnical subjects covered by former us classification50%
PatentTitleYear
7,931,833'Resin-cemented optical element, mold therefor, fabrication process thereof, and optical article'20117,622,181'Resin-cemented optical element, mold therefor, fabrication process thereof, and optical article'2009

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2009–2011Patents assigned to NIKON CORP (2)· patent assignee history
2009–2011Based in Isehara, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
NIKON CORP22009–2011
Locations
LocationPatentsSpan
Isehara, JP22009–2011