Inventor

Masanao Kamei

Inventor

Annaka, JP

Overview

36→

Patents

1989–2020

Patent span

Chemistry

Primary field (CPC C)

Patents· 36 as inventor

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

A61Kprimary

A61KPreparations for medical, dental or toiletry purposes17%

A61QSpecific use of cosmetics or similar toiletry preparations17%

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

C09KMaterials for miscellaneous applications, not provided for elsewhere11%

C08LCompositions of macromolecular compounds9%

C07DHeterocyclic compounds4%

C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients4%

C09DCoating compositions, e.g. paints, varnishes or lacquers4%

C07CAcyclic or carbocyclic compounds3%

C07FAcyclic, carbocyclic or heterocyclic compounds containing elements other than carbon, hydrogen, halogen, oxygen, nitrogen, sulfur, selenium or tellurium3%

PatentTitleYear

10,662,294Organopolysiloxane, cosmetics, and method for manufacturing organopolysiloxane2020 10,626,222Organic group-modified organosilicon resin, making method, and cosmetics2020 10,590,242Method for producing hydrosilyl group-containing organic silicon resin2020 10,098,831Surface-treated powder and cosmetic having the same2018 9,023,830'Cosmetic'2015 9,023,969'Powder surface-treated with an organopolysiloxane having carboxyl groups, a dispersion of the same, and a cosmetic comprising the same'2015 8,912,354'Organopolysiloxane and cosmetic containing the same'2014 8,808,675'Organopolysiloxane hair treatment agent and hair cosmetic containing the treatment agent'2014 8,734,771'Powder treated with a power treating agent comprising an organopolysiloxane and cosmetic comprising the powder'2014 8,697,042'Organopolysiloxane and cosmetic containing it'2014 8,398,964'Organopolysiloxane having amide group, and cosmetic material containing same'2013 8,026,330'Organopolysiloxane having carboxyl groups'2011 7,862,895'Organopolysiloxane combination for surface treatment, powder treated with the combination, and cosmetic comprising the powder'2011 7,722,899'Surface-treated powder and cosmetic preparation'2010 7,612,051'Powder composition, dispersion of this powder composition in oil and cosmetic material containing same'2009 7,342,049'Dilatant fluid composition'2008 7,285,290'Hydrophilized powder and a composition comprising the same'2007 6,306,928'Water resistant ink compositions'2001 6,093,240'Binder composition and aqueous coating composition'2000 5,935,311'Water-resistant ink composition and writing instrument'1999 5,767,219'Polysiloxane-polyether block copolymer and method for the preraration thereof'1998 5,372,890'Organopolysiloxane composition for the production of release paper'1994 5,369,206'Method for the preparation of an organopolysiloxane polymerizable at a single molecular chain end'1994 5,328,639'Fluoroalkane derivative, its composition and liquid crystal device using the same'1994 5,220,033'Siloxane compounds and their preparation'1993 5,130,460'Siloxane compound containing hydroxyphenyl group'1992 5,126,071'Optically active compound, process for producing same and liquid crystal composition containing same'1992 5,118,723'Radiation-curable organopolysiloxane-containing composition'1992 5,073,306'Optically active compound and liquid crystal composition containing same'1991 4,950,726'Organopolysiloxane compound having liquid-crystalline phase'1990 4,918,213'Optically active compound and liquid crystal composition containing same'1990 4,917,817'Optical active compound, process for producing same and liquid crystal composition containing same'1990 4,904,410'Mesomorphic compound and liquid crystal composition containing same'1990 4,873,018'Optically active compound, process for producing same and liquid crystal composition containing same'1989 4,867,903'Fluoroalkane derivative'1989 4,798,680'Optically active compound, process for producing same and liquid crystal composition containing same'1989

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1989–1994Patents assigned to CANON KK (9)· patent assignee history

1989Patents assigned to YAMAKAWA YAKUHIN KOGYO KABUSHI (2)· patent assignee history

1989Based in Urawa, JP· patent location history

1990–2020Patents assigned to SHINETSU CHEMICAL CO (27)· patent assignee history

1990–2020Based in Annaka, JP· patent location history

1992–2014Based in Gunma, JP· patent location history

2001Based in Usui-gun, JP· patent location history

2009Based in Gumma, JP· patent location history

2013–2015Patents assigned to KAMEI MASANAO (6)· patent assignee history

2014Patents assigned to TACHIBANA KIYOMI (2)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
SHINETSU CHEMICAL CO	27	1990–2020
CANON KK	9	1989–1994
KAMEI MASANAOself	6	2013–2015
TACHIBANA KIYOMI	2	2014
YAMAKAWA YAKUHIN KOGYO KABUSHI	2	1989

Locations

Location	Patents	Span
Annaka, JP	20	1990–2020
Gunma, JP	11	1992–2014
Urawa, JP	3	1989
Gumma, JP	1	2009
Usui-gun, JP	1	2001