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Inventor

YASUNARI SOHDA

Inventor
JP

Overview

4→
Patents
2022
Patent span
Electricity
Primary field (CPC H)

Patents· 4 as inventor

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

H01Jprimary
H01JElectric discharge tubes or discharge lamps80%
G01BMeasuring length, thickness or similar linear dimensions20%
PatentTitleYear
11,435,178Calibration sample, electron beam adjustment method and electron beam apparatus using same202211,276,551Inspection device202211,251,018Scanning electron microscope202211,227,740Electron gun and electron beam application device2022

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2022Patents assigned to HITACHI HIGH TECH CORP (3)· patent assignee history
2022Patents assigned to HITACHI LTD (1)· patent assignee history
2022Based in JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
HITACHI HIGH TECH CORP32022
HITACHI LTD12022
Locations
LocationPatentsSpan
JP42022