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Inventor

Hajime Omata

Inventor
Fujiyoshida, JP

Overview

3→
Patents
1988–2003
Patent span
Performing operations
Primary field (CPC B)

Patents· 3 as inventor

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

B29Cprimary
B29CShaping or joining of plastics17%
B29LIndexing scheme associated with subclass b29c, relating to particular articles17%
C03CChemical composition of glasses, glazes or vitreous enamels17%
G06KGraphical data reading17%
H01RElectrically-conductive connections17%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests17%
PatentTitleYear
6,504,940'Connecting device for connecting a sound producing device to an electronic equipment'20035,476,629'Method for manufacturing IC card substrate'19954,771,020'Optical glass'1988

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1988Patents assigned to OHARA KK (1)· patent assignee history
1988Based in Hachiouji, JP· patent location history
1995–2003Patents assigned to CITIZEN ELECTRONICS (2)· patent assignee history
1995Patents assigned to CITIZEN WATCH CO LTD (1)· patent assignee history
1995Based in Yamanashi, JP· patent location history
2003Based in Fujiyoshida, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
CITIZEN ELECTRONICS21995–2003
CITIZEN WATCH CO LTD11995
OHARA KK11988
Locations
LocationPatentsSpan
Fujiyoshida, JP12003
Yamanashi, JP11995
Hachiouji, JP11988