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Inventor

Yoshiaki Hatakeyama

Inventor
Wako, JP

Overview

10→
Patents
2016–2020
Patent span
Performing operations
Primary field (CPC B)

Patents· 10 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 general23%
B01DSeparation21%
B01JChemical or physical processes, e.g. catalysis or colloid chemistry15%
Y02TClimate change mitigation technologies related to transportation10%
B29CShaping or joining of plastics5%
C04BLime, magnesia5%
B21DWorking or processing of sheet metal or metal tubes, rods or profiles without essentially removing material3%
B28BShaping clay or other ceramic compositions3%
F01DNon-positive displacement machines or engines, e.g. steam turbines3%
F02BInternal-combustion piston engines3%
PatentTitleYear
10,844,984Flange fastening structure202010,669,906Honeycomb filter202010,557,390Honeycomb filter202010,494,973Catalytic converter and method for manufacturing casing201910,450,913Exhaust gas purifying device of internal combustion engine201910,385,745Exhaust purifying device for internal combustion engine201910,315,193Honeycomb structure201910,145,280Exhaust gas purifying device of internal-combustion engine, and method of manufacturing same201810,138,776Exhaust gas purifying device for internal combustion engine20189,416,057'Honeycomb structure'2016

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2016–2020Patents assigned to NGK INSULATORS LTD (4)· patent assignee history
2016–2020Based in Wako, JP· patent location history
2018–2020Patents assigned to HONDA MOTOR CO LTD (9)· patent assignee history
2018Based in Saitama, JP· patent location history
2019Patents assigned to YUTAKA GIKEN CO LTD (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
HONDA MOTOR CO LTD92018–2020
NGK INSULATORS LTD42016–2020
YUTAKA GIKEN CO LTD12019
Locations
LocationPatentsSpan
Wako, JP92016–2020
Saitama, JP12018