LexDanaLexDanabeta
Inventor

Haruko Inoue

Inventor
Tokyo, JP

Overview

4→
Patents
1997–2021
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.

G06Fprimary
G06FElectric digital data processing40%
B22DCasting of metals20%
F04CRotary-piston, or oscillating-piston, positive-displacement machines for liquids20%
H10DInorganic electric semiconductor devices20%
PatentTitleYear
10,895,258Vacuum pump20216,784,490'High-voltage MOS transistor'20045,963,979'System for updating inactive system memory using dual port memory'19995,682,518'System for updating inactive system memory using dual port memory'1997

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1997–1999Patents assigned to NEC CORP (2)· patent assignee history
1997–1999Based in Tokyo, JP· patent location history
2004Patents assigned to MATSUSHITA ELECTRIC INDUSTRIAL CO LTD (1)· patent assignee history
2004Based in Shiga, JP· patent location history
2021Patents assigned to ULVAC INC (1)· patent assignee history
2021Based in Chigasaki, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
NEC CORP21997–1999
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD12004
ULVAC INC12021
Locations
LocationPatentsSpan
Tokyo, JP21997–1999
Chigasaki, JP12021
Shiga, JP12004