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Inventor

Fukukazu Hirayama

Inventor
Hyogo, JP

Overview

2→
Patents
2004–2007
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.

B82Yprimary
B82YSpecific uses or applications of nanostructures33%
G11BInformation storage based on relative movement between record carrier and transducer33%
H01SDevices using the process of light amplification by stimulated emission of radiation [laser] to amplify or generate light33%
PatentTitleYear
7,292,615'Semiconductor laser device, method for fabricating the same, and optical disk apparatus'20076,798,811'Semiconductor laser device, method for fabricating the same, and optical disk apparatus'2004

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2004–2007Patents assigned to MATSUSHITA ELECTRIC INDUSTRIAL CO LTD (2)· patent assignee history
2004Based in Ako, JP· patent location history
2007Based in Hyogo, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD22004–2007
Locations
LocationPatentsSpan
Hyogo, JP12007
Ako, JP12004