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Inventor

Katsuyuki Matsuo

Inventor
Hanno, JP

Overview

5→
Patents
1980–2020
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.

B41Jprimary
B41JTypewriters33%
H01HElectric switches33%
A61BDiagnosis17%
H04NPictorial communication, e.g. television17%
PatentTitleYear
10,542,928Medical imaging device including first and second light sources having different light emission directions20207,758,265'Printing apparatus'20107,513,706'Printing apparatus'20094,249,055'Push button switch'19814,186,290'Push button switch'1980

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1980–1981Patents assigned to ALPS ELECTRIC CO LTD (2)· patent assignee history
1980–1981Based in Iwaki, JP· patent location history
2009–2020Patents assigned to CASIO COMPUTER CO LTD (3)· patent assignee history
2009–2020Based in Hanno, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
CASIO COMPUTER CO LTD32009–2020
ALPS ELECTRIC CO LTD21980–1981
Locations
LocationPatentsSpan
Hanno, JP32009–2020
Iwaki, JP21980–1981