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Inventor

Akitoshi Miyashita

Inventor
Suita, JP

Overview

3→
Patents
1976–2021
Patent span
Performing operations
Primary field (CPC B)

Patents· 3 as inventor

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

H03Jprimary
H03JTuning resonant circuits33%
B01DSeparation17%
B01JChemical or physical processes, e.g. catalysis or colloid chemistry17%
C04BLime, magnesia17%
F01NGas-flow silencers or exhaust apparatus for machines or engines in general17%
PatentTitleYear
10,947,877Exhaust gas purification filter20213,952,277'Combined variable resistor assembly provided with position indicator means'19763,936,795'Combined variable resistor assembly provided with tap position indicator means'1976

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1976Patents assigned to MATSUSHITA ELECTRIC INDUSTRIAL CO LTD (2)· patent assignee history
1976Based in Suita, JP· patent location history
2021Patents assigned to DENSO CORP (1)· patent assignee history
2021Based in Kariya, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD21976
DENSO CORP12021
Locations
LocationPatentsSpan
Suita, JP21976
Kariya, JP12021