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Inventor

Atsushi Sakuma

Inventor
Chiba, JP

Overview

20→
Patents
1991–2019
Patent span
Chemistry
Primary field (CPC C)

Patents· 20 as inventor

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

C08Jprimary
C08JWorking-up12%
C08FMacromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds9%
G01NInvestigating or analysing materials by determining their chemical or physical properties7%
Y10TTechnical subjects covered by former us classification7%
B29CShaping or joining of plastics5%
C08GMacromolecular compounds obtained otherwise than by reactions only involving unsaturated carbon-to-carbon bonds5%
C08LCompositions of macromolecular compounds5%
C09DCoating compositions, e.g. paints, varnishes or lacquers5%
A23CDairy products, e.g. milk, butter or cheese2%
A23LFoods, foodstuffs or non-alcoholic beverages, not otherwise provided for2%
PatentTitleYear
10,336,838Process for producing olefin polymer and olefin polymer201910,336,837Process for producing olefin polymer and olefin polymer201910,184,865Viscosity coefficient calculation device, indentation test device, tensile testing device, viscosity coefficient calculation method and program20199,896,526'Process for producing olefin polymer and olefin polymer'20189,682,602'Control apparatus for damping force varying damper and damping force varying damper system'20179,458,257'Process for producing olefin polymer and olefin polymer'20169,297,730'Indentation test method and indentation test apparatus'20169,194,781'Viscoelasticity measuring apparatus'20159,051,445'Multi-component sponge-forming liquid silicone rubber composition and silicone rubber sponge manufacturing method'20159,028,904'Method of preparing soybean mixed powder, method of preparing a solidified soybean food, and a method of preparing a packaged raw material for preparing a solidified soybean food'20159,016,057'Actuator'20158,652,369'Process for producing molded silicone rubber sponge'20147,070,633'Fuel gas generating apparatus for a fuel cell'20066,319,980'Method for preparing organic silicon compound emulsion'20015,948,469'Method for preparing silicone rubber particulates coated with metal oxide microparticles'19995,853,896'Water repellent agent for glass'19985,708,057'Silicone-modified water-based coating composition'19985,520,136'Searching boat capable of searching area of spillage oil on the sea'19965,160,670'Method of manufacturing silicone rubber moldings'19925,064,924'Thermosetting organopolysiloxane composition'1991

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1991–2001Patents assigned to DOW CORNING TORAY SILICONE (6)· patent assignee history
1991–2001Based in Chiba, JP· patent location history
2014–2016Patents assigned to SAKUMA ATSUSHI (5)· patent assignee history
2014–2015Patents assigned to DOW CORNING TORAY CO LTD (2)· patent assignee history
2014–2015Patents assigned to NOZOE TSUGIO (2)· patent assignee history
2014–2015Based in Ichihara, JP· patent location history
2015–2019Based in Fuchu, JP· patent location history
2015–2016Based in Tokyo, JP· patent location history
2016–2019Patents assigned to MITSUI CHEMICALS INC (4)· patent assignee history
2016–2019Based in Hatsukaichi, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
DOW CORNING TORAY SILICONE61991–2001
SAKUMA ATSUSHIself52014–2016
MITSUI CHEMICALS INC42016–2019
DOW CORNING TORAY CO LTD22014–2015
NOZOE TSUGIO22014–2015
Locations
LocationPatentsSpan
Chiba, JP61991–2001
Hatsukaichi, JP42016–2019
Fuchu, JP22015–2019
Tokyo, JP22015–2016
Ichihara, JP22014–2015