Inventor

Yasuhiro Kawaguchi

Inventor

Sodegaura, JP

Overview

31→

Patents

1993–2020

Patent span

Chemistry

Primary field (CPC C)

Patents· 31 as inventor

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

C10Mprimary

C10MLubricating compositions12%

C10NIndexing scheme associated with subclass c10m relating to lubricating compositions12%

C09KMaterials for miscellaneous applications, not provided for elsewhere11%

C08FMacromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds8%

C07CAcyclic or carbocyclic compounds6%

C08JWorking-up6%

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

H05KPrinted circuits6%

H10WGeneric packages, interconnections, connectors or other constructional details of devices covered by class h106%

Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests5%

PatentTitleYear

10,781,312Thermally conductive member and method for producing thermally conductive member2020 10,779,450Thermally conductive composition2020 10,631,397Printed circuit board, electronic device and heat conduction sheet2020 10,287,472Thermally conductive material2019 10,034,364Method of manufacturing an alectronic circuit2018 9,976,025Thermally conductive material2018 9,868,889'Thermal conductive electromagnetic wave absorbing sheet'2018 9,644,058'Process for producing polyacrylic acid (salt)-based water absorbent resin'2017 9,455,389'Thermoelectric conversion element, manufacturing method for the thermoelectric conversion element, and thermoelectric conversion module'2016 9,301,398'Transparent conductive film'2016 9,109,096'Thermally expandable microcapsule and foam-molded article'2015 9,102,805'Masterbatch for foam molding and molded foam'2015 7,531,488'Lubricating oil for refrigerator with compressor'2009 7,517,839'Lubricating oil for refrigerator with compressor'2009 7,319,114'Hollow polymer particles, method for preparing hollow polymer particles, porous ceramic filter, and method for preparing porous ceramic filter'2008 6,890,970'Thermal conductive material and method for producing the same'2005 6,733,614'Process for forming thermal conductive sheet'2004 6,617,363'Method of producing thermally expansive microcapsule'2003 6,475,405'Lubricating oil for refrigerator with compressor'2002 6,458,288'Lubricating oil for refrigerator with compressor'2002 5,908,818'Lubricating oil for compression-type refrigerators'1999 5,887,214'Apparatus for processing photosensitive material'1999 5,839,011'Apparatus for processing photosensitive material'1998 5,616,812'Method of producing a polyvinyl ether compound'1997 5,589,597'Process of producing ether compound'1996 5,536,881'Lubricating oil for compression-type refrigerators and polyoxyalkylene glycol derivatives'1996 5,523,491'Process of producting ether compound'1996 5,518,643'Lubricating oil containing a polyvinyl ether compound for compression-type refrigerators'1996 5,449,472'Lubricating oil for compression-type refrigerators'1995 5,399,631'Polyvinyl ether compound'1995 5,269,955'Lubricating oil for compression-type refrigerators and polyoxyalkylene glycol derivative'1993

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1993–2009Patents assigned to IDEMITSU KOSAN CO (13)· patent assignee history

1993–2002Based in Sodegaura, JP· patent location history

1998–1999Patents assigned to DAINIPPON SCREEN MFG (2)· patent assignee history

2003–2015Patents assigned to SEKISUI CHEMICAL CO LTD (4)· patent assignee history

2004–2020Patents assigned to KITAGAWA IND CO LTD (11)· patent assignee history

2008–2015Based in Yamaguchi, JP· patent location history

2009Based in Kimitsu, JP· patent location history

2015–2016Patents assigned to KAWAGUCHI YASUHIRO (3)· patent assignee history

2016–2020Based in Kasugai, JP· patent location history

2016–2020Based in Aichi, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
IDEMITSU KOSAN CO	13	1993–2009
KITAGAWA IND CO LTD	11	2004–2020
SEKISUI CHEMICAL CO LTD	4	2003–2015
KAWAGUCHI YASUHIROself	3	2015–2016
DAINIPPON SCREEN MFG	2	1998–1999

Locations

Location	Patents	Span
Sodegaura, JP	11	1993–2002
Kasugai, JP	5	2016–2020
Aichi, JP	3	2016–2020
Yamaguchi, JP	3	2008–2015
Kimitsu, JP	2	2009