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Inventor

Kousei Ishibashi

Inventor
Tokyo, JP

Overview

4→
Patents
1993–2006
Patent span
Performing operations
Primary field (CPC B)

Patents· 4 as inventor

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

G02Bprimary
G02BOptical elements, systems or apparatus29%
B29CShaping or joining of plastics14%
B29DProducing particular articles from plastics or from substances in a plastic state14%
B29LIndexing scheme associated with subclass b29c, relating to particular articles14%
G01NInvestigating or analysing materials by determining their chemical or physical properties14%
LOC1314%
PatentTitleYear
7,118,289'Optical fiber composite ferrule'20066,709,167'Composite ferrule of connector for optical fibers, and method of manufacturing the same'2004D0480689'Portion of ferrule for optical fiber connector'20035,178,744'Oxygen sensor device'1993

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1993Patents assigned to FUJIKURA LTD (1)· patent assignee history
1993Based in Chiba, JP· patent location history
2003–2006Patents assigned to KYOUEISENZAI KABUSHIKIGAISHA (2)· patent assignee history
2003–2006Based in Tokyo, JP· patent location history
2004Patents assigned to KYOUEISENZAI KABUSHIKI GAISHA (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
KYOUEISENZAI KABUSHIKIGAISHA22003–2006
FUJIKURA LTD11993
KYOUEISENZAI KABUSHIKI GAISHA12004
Locations
LocationPatentsSpan
Tokyo, JP32003–2006
Chiba, JP11993