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Inventor

Kunio Yamanaka

Inventor
Niigata, JP

Overview

2→
Patents
2011–2019
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.

G01Cprimary
G01CMeasuring distances, levels or bearings33%
G01RMeasuring electric variables33%
G11BInformation storage based on relative movement between record carrier and transducer33%
PatentTitleYear
10,444,303Magnetic sensor20197,898,767'Perpendicular magnetic recording head including heating element'2011

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2011Patents assigned to TDK CORP (1)· patent assignee history
2011–2019Based in Niigata, JP· patent location history
2019Patents assigned to ALPS ALPINE CO LTD (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
ALPS ALPINE CO LTD12019
TDK CORP12011
Locations
LocationPatentsSpan
Niigata, JP22011–2019