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Inventor

Tetsuroh Kawai

Inventor
Kumagaya, JP

Overview

2→
Patents
1998–2014
Patent span
Physics
Primary field (CPC G)

Patents· 2 as inventor

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

G05Dprimary
G05DSystems for controlling or regulating non-electric variables33%
G11BInformation storage based on relative movement between record carrier and transducer33%
Y10TTechnical subjects covered by former us classification33%
PatentTitleYear
8,800,592'Flow control device'20145,717,543'Composite magnetic head including a slider plate and a back board'1998

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1998–2014Patents assigned to HITACHI METALS LTD (2)· patent assignee history
1998–2014Based in Kumagaya, JP· patent location history
2014Patents assigned to AONO TOSHIHIRO (1)· patent assignee history
2014Patents assigned to GOTO TAKAO (1)· patent assignee history
2014Patents assigned to KAWAI TETSUROH (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
HITACHI METALS LTD21998–2014
AONO TOSHIHIRO12014
GOTO TAKAO12014
KAWAI TETSUROHself12014
Locations
LocationPatentsSpan
Kumagaya, JP21998–2014