Inventor

Norimasa Nakai

Inventor
Tokyo, JP

Overview

4→
Patents
2011–2021
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.

G01Rprimary
G01RMeasuring electric variables33%
A61BDiagnosis22%
B32BLayered products, i.e. products built-up of strata of flat or non-flat, e.g. cellular or honeycomb, form11%
B60JWindows, windscreens, non-fixed roofs, doors, or similar devices for vehicles11%
C03CChemical composition of glasses, glazes or vitreous enamels11%
Y10TTechnical subjects covered by former us classification11%

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2011Patents assigned to HITACHI MEDICAL CORP (1)· patent assignee history
2011Based in Chiba, JP· patent location history
2017–2019Patents assigned to HITACHI LTD (2)· patent assignee history
2017–2019Based in Tokyo, JP· patent location history
2021Patents assigned to CENTRAL GLASS CO LTD (1)· patent assignee history
2021Based in Matsusaka, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
HITACHI LTD22017–2019
CENTRAL GLASS CO LTD12021
HITACHI MEDICAL CORP12011
Locations
LocationPatentsSpan
Tokyo, JP22017–2019
Matsusaka, JP12021
Chiba, JP12011