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Inventor

Masaaki Yonemura

Inventor
Nara, JP

Overview

5→
Patents
1987–1996
Patent span
Mechanical engineering
Primary field (CPC F)

Patents· 5 as inventor

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

F01Nprimary
F01NGas-flow silencers or exhaust apparatus for machines or engines in general22%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests17%
C04BLime, magnesia11%
F02BInternal-combustion piston engines11%
Y02TClimate change mitigation technologies related to transportation11%
B01DSeparation6%
C23CCoating metallic material6%
C25DProcesses for the electrolytic or electrophoretic production of coatings6%
F16KValves6%
Y10TTechnical subjects covered by former us classification6%
PatentTitleYear
5,494,505'Composite plating coatings'19965,194,078'Exhaust filter element and exhaust gas-treating apparatus'19934,840,028'Purifier of diesel particulates in exhaust gas'19894,718,926'Exhaust gas filter for diesel engine'19884,652,286'Exhaust gas filter'1987

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1987–1996Patents assigned to MATSUSHITA ELECTRIC INDUSTRIAL CO LTD (5)· patent assignee history
1987–1996Based in Nara, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD51987–1996
Locations
LocationPatentsSpan
Nara, JP51987–1996