LexDanaLexDanabeta
Inventor

Koji Aizawa

Inventor
Nagano, JP

Overview

5→
Patents
2002–2021
Patent span
Electricity
Primary field (CPC H)

Patents· 5 as inventor

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

F16Hprimary
F16HGearing18%
H02KDynamo-electric machines18%
H10DInorganic electric semiconductor devices18%
F01MLubricating of machines or engines in general9%
F16CShafts9%
G11CStatic stores9%
H10BElectronic memory devices9%
Y10TTechnical subjects covered by former us classification9%
PatentTitleYear
10,927,728Oil passageway structure for engine202110,753,426Geared motor and manufacturing method for geared motor202010,619,675Geared motor20207,465,980'Ferroelectric memory, multivalent data recording method and multivalent data reading method'20086,420,745'Nonvolatile ferroelectric memory and its manufacturing method'2002

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2002Patents assigned to SEMICONDUCTOR TECH ACAD RES CT (1)· patent assignee history
2002–2008Based in Tokyo, JP· patent location history
2008Patents assigned to FUJITSU LTD (1)· patent assignee history
2020Patents assigned to DENSO CORP (2)· patent assignee history
2020Patents assigned to NIDEC SANKYO CORP (2)· patent assignee history
2020Based in Nagano, JP· patent location history
2021Patents assigned to MAZDA MOTOR (1)· patent assignee history
2021Based in Aki-gun, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
DENSO CORP22020
NIDEC SANKYO CORP22020
FUJITSU LTD12008
MAZDA MOTOR12021
SEMICONDUCTOR TECH ACAD RES CT12002
Locations
LocationPatentsSpan
Nagano, JP22020
Tokyo, JP22002–2008
Aki-gun, JP12021