Inventor

Kei Yamaguchi

Inventor
Matsumoto, JP

Overview

7→
Patents
1999–2019
Patent span
Electricity
Primary field (CPC H)

Patents· 7 as inventor

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

H10Wprimary
H10WGeneric packages, interconnections, connectors or other constructional details of devices covered by class h1016%
B01JChemical or physical processes, e.g. catalysis or colloid chemistry11%
B01LChemical or physical laboratory apparatus for general use11%
C12QMeasuring or testing processes involving enzymes, nucleic acids or microorganisms11%
G01NInvestigating or analysing materials by determining their chemical or physical properties11%
G03GElectrography11%
H01LSemiconductor devices11%
C07CAcyclic or carbocyclic compounds5%
G01LMeasuring force, stress, torque, work, mechanical power, mechanical efficiency, or fluid pressure5%
H10DInorganic electric semiconductor devices5%

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1999–2017Patents assigned to FUJI ELECTRIC CO LTD (4)· patent assignee history
1999Based in Kawasaki, JP· patent location history
1999Based in Nagano, JP· patent location history
2007Patents assigned to FUJI ELEC DEVICE TECH CO LTD (1)· patent assignee history
2007–2017Based in Matsumoto, JP· patent location history
2018–2019Patents assigned to NIPPON LIGHT METAL CO (2)· patent assignee history
2018–2019Based in Shizuoka, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
FUJI ELECTRIC CO LTD41999–2017
NIPPON LIGHT METAL CO22018–2019
FUJI ELEC DEVICE TECH CO LTD12007
Locations
LocationPatentsSpan
Matsumoto, JP32007–2017
Shizuoka, JP22018–2019
Kawasaki, JP11999
Nagano, JP11999