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Inventor

Susumu Tachibana

Inventor
Chigasaki, JP

Overview

3→
Patents
1988–2007
Patent span
Physics
Primary field (CPC G)

Patents· 3 as inventor

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

G11Bprimary
G11BInformation storage based on relative movement between record carrier and transducer43%
B23QDetails, components, or accessories for machine tools, e.g. arrangements for copying or controlling14%
G02BOptical elements, systems or apparatus14%
H01SDevices using the process of light amplification by stimulated emission of radiation [laser] to amplify or generate light14%
Y10TTechnical subjects covered by former us classification14%
PatentTitleYear
7,245,574'Optical head and its adjusting method and optical disk device using the same'20076,778,486'Laser module, optical head and optical information recording and reproducing apparatus'20044,739,546'Laser element assembly and method of fabricating the same'1988

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1988–2007Patents assigned to HITACHI LTD (3)· patent assignee history
1988Based in Odawara, JP· patent location history
2004Based in Hitachinaka, JP· patent location history
2007Based in Chigasaki, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
HITACHI LTD31988–2007
Locations
LocationPatentsSpan
Chigasaki, JP12007
Hitachinaka, JP12004
Odawara, JP11988