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Inventor

Takashige Hiratsuka

Inventor
Saijo, JP

Overview

7→
Patents
2004–2012
Patent span
Physics
Primary field (CPC G)

Patents· 7 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 transducer100%
PatentTitleYear
8,111,596'Phase error detection apparatus'20127,995,448'Optical disc device'20117,385,887'Address signal position detection apparatus, optical disk playback apparatus, and address signal position detection method'20087,289,399'Tracking error detection apparatus including reduction in false tracking error detection during phase error detection'20077,239,583'Tracking error detection apparatus'20077,012,862'Tracking error detection apparatus'20066,741,533'Tracking error detection device'2004

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2004–2008Patents assigned to MATSUSHITA ELECTRIC INDUSTRIAL CO LTD (5)· patent assignee history
2004–2012Based in Ehime, JP· patent location history
2006–2011Based in Saijo, JP· patent location history
2011–2012Patents assigned to PANASONIC CORP (2)· patent assignee history
2012Patents assigned to HIRATSUKA TAKASHIGE (1)· patent assignee history
2012Patents assigned to KANDA YOSHIHIRO (1)· patent assignee history
2012Patents assigned to SAKAI MITSURU (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD52004–2008
PANASONIC CORP22011–2012
HIRATSUKA TAKASHIGEself12012
KANDA YOSHIHIRO12012
SAKAI MITSURU12012
Locations
LocationPatentsSpan
Saijo, JP52006–2011
Ehime, JP22004–2012