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Inventor

Michiyasu Itoh

Inventor
Iruma, JP

Overview

4→
Patents
1977–1980
Patent span
Physics
Primary field (CPC G)

Patents· 4 as inventor

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

G01Dprimary
G01DMeasuring not specially adapted for a specific variable22%
G01NInvestigating or analysing materials by determining their chemical or physical properties22%
H01JElectric discharge tubes or discharge lamps22%
G21KHandling of particles or ionising radiation not otherwise provided for11%
H01FMagnets11%
H03MCoding11%
PatentTitleYear
4,219,730'Charge-particle energy analyzer'19804,135,088'Charged-particle analyzer'19794,031,496'Variable inductor'19774,005,396'Digital displacement sensor with zigzag coils'1977

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1977–1980Patents assigned to HITACHI LTD (4)· patent assignee history
1977Based in Kodaira, JP· patent location history
1979–1980Based in Iruma, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
HITACHI LTD41977–1980
Locations
LocationPatentsSpan
Iruma, JP21979–1980
Kodaira, JP21977