Inventor

Mitsuo Hamada

Inventor

Chiba, JP

Overview

67→

Patents

1978–2012

Patent span

Chemistry

Primary field (CPC C)

Patents· 67 as inventor

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

C08Jprimary

C08JWorking-up15%

C08LCompositions of macromolecular compounds12%

Y10TTechnical subjects covered by former us classification10%

C08GMacromolecular compounds obtained otherwise than by reactions only involving unsaturated carbon-to-carbon bonds10%

C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients8%

B01FMixing, e.g. dissolving, emulsifying or dispersing5%

B29BPreparation or pretreatment of the material to be shaped5%

B29CShaping or joining of plastics5%

B29KIndexing scheme associated with subclasses b29b, b29c or b29d, relating to moulding materials or to materials for moulds, reinforcements, fillers or preformed parts, e.g. inserts5%

H01BCables3%

PatentTitleYear

8,227,520'Emulsion composition for silicone rubber sponge, process for producing the same, and process for producing silicone rubber sponge'2012 7,959,750'Apparatus and method for manufacturing resin-impregnated cured sheet, and apparatus and method for manufacturing carbonaceous material sheet'2011 7,732,519'Emulsion composition for silicone rubber, process for producing the same, and process for producing silicone rubber'2010 7,687,563'Emulsion composition for silicone rubber, process for producing the same, and process for producing silicone rubber'2010 7,683,125'Method for producing silicone rubber, aqueous emulsion for silicone rubber, and method for producing same'2010 7,510,626'Carbon fiber paper and porous carbon electrode substrate for fuel cell therefrom'2009 7,452,195'Apparatus for preparation of aqueous emulsion from curable silicone composition and suspension of cured silicone particles'2008 7,297,445'Porous carbon electrode substrate and its production method and carbon fiber paper'2007 7,202,301'Method for preparation of aqueous emulsion from curable silicone composition and suspension of cured silicone particles, and apparatus therefor'2007 6,713,034'Porous carbon electrode material, method for manufacturing the same, and carbon fiber paper'2004 6,435,707'Continuous mixing apparatus with upper and lower bladed disk impellers and a notched blade'2002 6,431,742'Continuous mixing apparatus with upper and lower disk impellers each having scrapers'2002 6,428,891'Acrylonitrile-based precursor fiber for carbon fiber and method for production thereof'2002 6,392,867'Electric double layer capacitor and method for preparing the same'2002 6,353,033'Method and apparatus for cutting high viscosity liquid material'2002 6,326,451'Acrylonitrile-based precursor fiber for the formation of carbon fiber, process for preparing same, and carbon formed from same'2001 6,299,952'Moldable silicone rubber sponge composition, silicone rubber sponge, and method for producing silicone rubber sponge'2001 6,218,466'Method for the continuous preparation of liquid silicone rubber base'2001 6,180,236'Hollow silicone resin particles and method for the preparation thereof'2001 6,117,933'Silicone rubber particulate composition and methods for the preparation thereof'2000 6,114,068'Sheet for forming a polymer gelled electrolyte, a polymer gelled electrolyte using it, and a method for manufacture thereof'2000 6,019,498'Apparatus and process for continuously mixing liquid with powder'2000 6,017,996'Method for the continuous manufacturing of silicone rubber composition'2000 6,013,701'Method for the continuous manufacturing of silicone rubber composition'2000 5,973,060'Silicone rubber particulate composition and methods for the preparation thereof'1999 5,945,043'Hollow silicone resin particles and method for the preparation thereof'1999 5,861,460'Method for the continuous production of room-temperature-curable organopolysiloxane compositions'1999 5,599,102'Device for continuously mixing liquid and powder with a second stage liquid feed line and notched scraper'1997 5,409,978'Method for the continuous preparation of heat-vulcanizing silicone rubber compounds'1995 5,167,883'Method for reducing the quantity of siloxane oligomer in organopolysiloxane moldings'1992 5,160,670'Method of manufacturing silicone rubber moldings'1992 5,124,090'Method for the preparation of silicone gel spheres'1992 5,085,803'Method of preparing a conductive silicone rubber particulate'1992 5,037,868'Vulcanizable rubber composition'1991 5,025,054'Polish containing a silicone rubber powder'1991 5,002,995'Acrylic rubber composition'1991 4,999,131'Method and apparatus for the preparation of a water based dispersion of a viscous liquid'1991 4,990,556'Silicone rubber or gel particles containing mineral oil'1991 4,985,277'Method of making tack-free silicone gel moldings'1991 4,985,483'Fluororubber composition containing dispersed particles of cured silicone material'1991 4,946,893'Method for preparing filled silicone rubber particles'1990 4,911,974'Tack-free silicone gel moldings'1990 4,898,689'Electroconductive silicone rubber particles'1990 4,849,564'Finely divided silicone rubber additive material and method for producing same'1989 4,842,943'Unitary molded silicone rubber product from two different silicone rubbers and a method for their manufacture'1989 4,824,616'Method for the production of spherical silicone gel particles'1989 4,783,289'Process for molding silicone rubber compositions'1988 4,780,260'Method for producing silicone rubber moldings having a hard exterior layer'1988 4,766,170'Heat curing organopolysiloxane composition'1988 4,749,765'Method for producing silicone rubber powder'1988 4,749,741'Primer composition'1988 4,743,670'Method for producing silicone rubber powder'1988 4,742,145'Method for curing organosiloxane compositions'1988 4,742,142'Method for producing silicone rubber powder'1988 4,722,968'Method for preparing cured organopolysiloxane compositions'1988 4,719,130'Method for producing a toner-fixer roll'1988 4,681,636'Bonding primer composition'1987 4,608,395'Silicone sponge rubber composition'1986 4,534,815'Adhesive primer composition and bonding method employing same'1985 4,500,447'Electrically conductive silicone rubber compositions'1985 4,431,701'Silicone rubber covered electrical conductor'1984 4,401,500'Primer composition used for adhesion'1983 4,366,278'Flame retardant silicone rubber compositions containing carboxamides'1982 4,360,566'Curable organopolysiloxane composition for heat fixing rolls'1982 4,332,844'Silicone compositions for adhesion and method for adhering silicone rubber to a substrate'1982 4,310,444'Flame retardant silicone rubber compositions'1982 4,087,399'Self-extinguishing silicone elastomer compositions'1978

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1978–1992Patents assigned to TORAY SILICONE CO (31)· patent assignee history

1982–2010Based in Chiba, JP· patent location history

1982–2012Based in Kisarazu, JP· patent location history

1982–1991Based in Kisaratsu, JP· patent location history

1983Patents assigned to DOW CORNING (1)· patent assignee history

1990–2008Patents assigned to DOW CORNING TORAY SILICONE (21)· patent assignee history

2000–2011Patents assigned to MITSUBISHI RAYON CO (8)· patent assignee history

2000–2007Based in Otake, JP· patent location history

2001–2011Based in Hiroshima, JP· patent location history

2010–2012Patents assigned to DOW CORNING TORAY CO LTD (4)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
TORAY SILICONE CO	31	1978–1992
DOW CORNING TORAY SILICONE	21	1990–2008
MITSUBISHI RAYON CO	8	2000–2011
DOW CORNING TORAY CO LTD	4	2010–2012
DOW CORNING	1	1983

Locations

Location	Patents	Span
Chiba, JP	38	1982–2010
Kisarazu, JP	15	1982–2012
Otake, JP	4	2000–2007
Hiroshima, JP	3	2001–2011
Kisaratsu, JP	3	1982–1991