Inventor

Akito Nakamura

Inventor

Chiba, JP

Overview

1980–2020

Patent span

Chemistry

Primary field (CPC C)

Patents· 43 as inventor

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

C08Lprimary

C08LCompositions of macromolecular compounds19%

C08GMacromolecular compounds obtained otherwise than by reactions only involving unsaturated carbon-to-carbon bonds17%

C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients12%

Y10TTechnical subjects covered by former us classification7%

C08JWorking-up7%

G03GElectrography5%

B29CShaping or joining of plastics4%

A61KPreparations for medical, dental or toiletry purposes3%

A61PSpecific therapeutic activity of chemical compounds or medicinal preparations3%

C07KPeptides3%

PatentTitleYear

10,758,318Electric motor and dental device2020 10,478,268Electric motor and dental device2019 9,468,503'Drive motor of dental handpiece'2016 7,771,723'Remedies for myeloma to be used together with nitrogen mustard antitumor agents'2010 7,566,453'Methods for treating melanomas'2009 7,119,142'Preparation of a conductive liquid silicone rubber composition'2006 6,692,742'Remedies for myeloma to be used together with nitrogen mustard antitumor agents'2004 6,464,923'Method for producing molded silicone rubber product'2002 6,420,037'Silicone rubber based coating composition for air bags'2002 6,365,640'Silicone rubber sponge composition and sponge articles therefrom'2002 6,346,556'Silicone rubber sponge composition, sponge, and process for making'2002 6,300,382'Silicone rubber sponge composition and sponge articles therefrom'2001 6,300,384'Silicone rubber sponge composition'2001 6,300,383'Silicone rubber sponge composition, silicone rubber sponge, and process for making the sponge'2001 6,284,861'Silicone rubber composition'2001 6,136,447'Fluororesin-covered fixing rolls'2000 6,090,887'Silicone rubber composition for fluororesin-covered fixing rolls and fluororesin-covered fixing rolls'2000 6,043,309'Silicone rubber composition for use in high-voltage electrical insulating parts and method for manufacturing'2000 5,994,461'Liquid silicone rubber composition for application to high-voltage electrical insulators and articles'1999 5,973,067'Primer composition and adhesion method'1999 5,942,332'Composite molding comprising silicone gel molding and peelable film, and method for manufacturing same'1999 5,942,571'Silicone rubber composition for use in high-voltage electrical insulating parts and method for manufacturing the same'1999 5,908,897'Silicone rubber composition'1999 5,908,888'Liquid silicone rubber composition for lubricant seal'1999 5,904,887'Molding method of composite'1999 5,877,256'Liquid silicone rubber coating composition for application to air bags'1999 5,789,084'Liquid silicone rubber coating composition'1998 5,770,298'Fixing roll and silicone gel for use therein'1998 5,711,072'Method for fabricating elastomer coated fixing rolls'1998 5,652,290'Thermally conductive silicone rubber compositions with low permanent compression strain ratios'1997 5,455,313'Silicone rubber composition for fixing roll service'1995 5,246,973'Foamable silicone rubber composition'1993 5,210,126'Silicone rubber composition and method for the production of silicone rubber moldings'1993 5,153,244'Curable organosiloxane composition yielding elastomers exhibiting reduced compression set values'1992 RE034027'Silicone rubber-covered copier roll'1992 5,135,960'Sponge-forming organosiloxane composition'1992 5,091,511'Lymphokine activated killer suppressive factor (LAKSF), process for producing it and immunosuppressive agent comprising it'1992 4,830,893'Silicone rubber-covered copier roll'1989 4,478,895'Method of manufacture of silicone elastomer coated cloth'1984 4,341,675'Rubber compositions containing ethylene-propylene-diene terpolymers or ethylene-propylene copolymers and silicones'1982 4,320,044'Self-extinguishing silicone rubber containing aluminum hydrate'1982 4,234,702'Silicone rubber compositions'1980 4,182,824'Curable organopolysiloxane compositions'1980

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1980–1989Patents assigned to TORAY SILICONE CO (6)· patent assignee history

1980–2000Based in Ichihara, JP· patent location history

1992–2002Patents assigned to DOW CORNING TORAY SILICONE (26)· patent assignee history

1993–2006Based in Chiba, JP· patent location history

1995Patents assigned to DOW CORNING TORAY SILICON CO L (1)· patent assignee history

2004–2010Patents assigned to CHUGAI PHARMACEUTICAL CO LTD (3)· patent assignee history

2004Based in Gotemba-shi, JP· patent location history

2009–2010Based in Shizuoka, JP· patent location history

2016–2020Patents assigned to NAKANISHI INC (3)· patent assignee history

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

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
DOW CORNING TORAY SILICONE	26	1992–2002
TORAY SILICONE CO	6	1980–1989
CHUGAI PHARMACEUTICAL CO LTD	3	2004–2010
NAKANISHI INC	3	2016–2020
DOW CORNING TORAY SILICON CO L	1	1995

Locations

Location	Patents	Span
Chiba, JP	25	1993–2006
Ichihara, JP	10	1980–2000
Tochigi, JP	3	2016–2020
Shizuoka, JP	2	2009–2010
Gotemba-shi, JP	1	2004