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Inventor

Noboru Iwato

Inventor
Zama, JP

Overview

2→
Patents
1984–1993
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.

B32Bprimary
B32BLayered products, i.e. products built-up of strata of flat or non-flat, e.g. cellular or honeycomb, form33%
G11BInformation storage based on relative movement between record carrier and transducer33%
Y10TTechnical subjects covered by former us classification33%
PatentTitleYear
5,181,151'Thin-film perpendicular magnetic recording and reproducing head having thin magnetic shield film on side surfaces'19934,478,903'Composite plastics sheet having conductive surface'1984

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1984Patents assigned to DENKI KAGAKU KOGYO KK (1)· patent assignee history
1984–1993Based in Zama, JP· patent location history
1993Patents assigned to DENKI KAGAKU DOGYO KABUSHIKI K (1)· patent assignee history
1993Patents assigned to SUMITOMO SPEC METALS (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
DENKI KAGAKU DOGYO KABUSHIKI K11993
DENKI KAGAKU KOGYO KK11984
SUMITOMO SPEC METALS11993
Locations
LocationPatentsSpan
Zama, JP21984–1993