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Inventor

Yasunori Takemoto

Inventor
Hiroshima, JP

Overview

7→
Patents
1979–2000
Patent span
Mechanical engineering
Primary field (CPC F)

Patents· 7 as inventor

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

F02Mprimary
F02MSupplying combustion engines in general with combustible mixtures or constituents thereof25%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests19%
C08FMacromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds13%
F02DControlling combustion engines13%
F02PIgnition, other than compression ignition, for internal-combustion engines13%
Y02TClimate change mitigation technologies related to transportation13%
F02BInternal-combustion piston engines6%
PatentTitleYear
6,040,399'Preparation method of ethylene base polymer'20005,723,399'Ethylenic polymerization catalyst'19984,181,105'Ignition timing control for internal combustion engine having a dual induction type intake system'19804,164,205'Internal combustion engine having a dual induction type intake system'19794,164,208'Exhaust gas recirculation means'19794,164,207'Exhaust gas recirculation means'19794,138,974'Air-fuel mixture intake system'1979

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1979–1980Patents assigned to TOYO KOGYO CO (5)· patent assignee history
1979–1980Based in Hiroshima, JP· patent location history
1998Patents assigned to SHOWA DENKO KK (1)· patent assignee history
1998–2000Based in Oita, JP· patent location history
2000Patents assigned to JAPAN POLYOLEFINS CO LTD (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
TOYO KOGYO CO51979–1980
JAPAN POLYOLEFINS CO LTD12000
SHOWA DENKO KK11998
Locations
LocationPatentsSpan
Hiroshima, JP51979–1980
Oita, JP21998–2000