Inventor

Kazutaka Yokoyama

Inventor

Wako, JP

Overview

1999–2021

Patent span

Chemistry

Primary field (CPC C)

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

Y10Sprimary

Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests25%

B01DSeparation13%

C08FMacromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds13%

C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients6%

C08LCompositions of macromolecular compounds6%

C09DCoating compositions, e.g. paints, varnishes or lacquers6%

C09KMaterials for miscellaneous applications, not provided for elsewhere6%

F02MSupplying combustion engines in general with combustible mixtures or constituents thereof6%

F16JPistons6%

F16LPipes6%

PatentTitleYear

Assembled from patent assignee/location history and declaration credentials.

1999–2017Patents assigned to HONDA MOTOR CO LTD (5)· patent assignee history

1999Patents assigned to ALTERNATIVE FUEL SYSTEMS INC (1)· patent assignee history

1999–2017Based in Wako, JP· patent location history

2003–2004Based in Saitama, JP· patent location history

2004Patents assigned to TIGERS POLYMER (1)· patent assignee history

2017Patents assigned to ZEON CORP (1)· patent assignee history

2021Patents assigned to OSAKA SODA CO LTD (1)· patent assignee history

2021Based in Osaka-shi, JP· patent location history

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
HONDA MOTOR CO LTD	5	1999–2017
ALTERNATIVE FUEL SYSTEMS INC	1	1999
OSAKA SODA CO LTD	1	2021
TIGERS POLYMER	1	2004
ZEON CORP	1	2017

Locations