Inventor

Takashi Namioka

Inventor

Tokyo, JP

Overview

1991–2007

Patent span

Physics

Primary field (CPC G)

Patents· 10 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

7,266,065'Apparatus for discriminating optical recording medium and method for discriminating optical recording medium'2007 7,200,084'Apparatus for discriminating optical recording medium and method for discriminating optical recording medium'2007 7,158,459'Apparatus for discriminating optical recording medium and method for discriminating optical recording medium'2007 7,085,213'Apparatus for discriminating optical recording medium and method for discriminating optical recording medium'2006 5,492,283'Tape casette and reel spring therefor'1996 5,367,421'Cartridge for a recording/reproducing medium having a transparent or semi-transparent cover member'1994 5,249,759'Tape cassette casing having biasing element for improved traveling and take-up of magnetic tape'1993 5,034,839'Structures for fixedly supporting tape guides in a magnetic tape cassette'1991 5,004,180'Magnetic tape cassette'1991 4,991,047'Tape guides and method of manufacturing the same'1991

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1991–2007Patents assigned to TDK CORP (10)· patent assignee history

1991Patents assigned to SANSHIN KOGYO KK (1)· patent assignee history

1991–1994Based in Saku, JP· patent location history

1991–1996Based in Nagano, JP· patent location history

2006–2007Based in Tokyo, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
TDK CORP	10	1991–2007
SANSHIN KOGYO KK	1	1991

Locations

Location	Patents	Span
Tokyo, JP	4	2006–2007
Saku, JP	4	1991–1994
Nagano, JP	2	1991–1996