Inventor

Kenneth J. Toyne

Inventor

Hull, GB

Overview

46→

Patents

1985–2008

Patent span

Chemistry

Primary field (CPC C)

Patents· 46 as inventor

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

C09Kprimary

C09KMaterials for miscellaneous applications, not provided for elsewhere47%

C07CAcyclic or carbocyclic compounds31%

C07DHeterocyclic compounds15%

C08GMacromolecular compounds obtained otherwise than by reactions only involving unsaturated carbon-to-carbon bonds2%

G02FOptical devices or arrangements for the control of light by modification of the optical properties of the media of the elements involved therein2%

C07FAcyclic, carbocyclic or heterocyclic compounds containing elements other than carbon, hydrogen, halogen, oxygen, nitrogen, sulfur, selenium or tellurium1%

C08FMacromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds1%

PatentTitleYear

7,462,427'Liquid crystal compounds with branched or cyclic end groups'2008 7,351,452'Liquid crystalline compounds containing a biphenyl core'2008 6,666,989'Liquid crystal polymer devices and materials'2003 6,391,397'High transverse dipole moment aryl compounds'2002 6,291,034'Naphthyl organic compounds'2001 6,180,024'Liquid crystal polymers'2001 6,121,448'Pyrimidine compounds'2000 6,051,639'Liquid crystal macrocycles'2000 5,986,096'Pyrimidine compounds'1999 5,955,000'Chiral compounds'1999 5,888,421'Anisotropic organic compounds'1999 5,853,613'Chiral cyclohexyl compounds'1998 5,820,781'Naphthyl organic compounds'1998 5,798,058'Liquid crystal compounds, mixtures and devices'1998 5,595,682'Liquid crystal compounds, mixtures and devices'1997 5,578,242'Thio-ester compounds and mixtures and devices containing such compounds'1996 5,498,366'Liquid crystal thiol compounds'1996 5,496,500'Naphthyl organic compounds'1996 5,486,309'Chiral liquid crystal compounds'1996 5,478,496'Media containing thiazole derivatives and thiadiazole derivatives and having a smectic liquid-crystalline phase'1995 5,456,859'Liquid crystal cyanoalkanes and cyanoalkenes'1995 5,384,071'Chiral liquid crystal compounds'1995 5,358,663'Laterally cyano- and fluoro-substituted terphenyls'1994 5,352,381'Liquid crystal thiol compounds'1994 5,334,327'Laterally fluorinated 4-cyanophenyl and 4\'-cyanobiphenyl benzoates'1994 5,312,563'Fluorinated 4\"-cyano substituted terphenyls'1994 5,273,680'Fluorinated oligophenyls and their use in liquid crystal materials'1993 5,252,253'Phenyl naphthalenes having liquid crystalline properties'1993 5,232,625'Cyano-alicyclic esters in liquid crystal compositions'1993 5,167,862'Alpha-hydroxy carboxylic acid derivates suitable for use in liquid crystal materials and devices'1992 5,156,763'Laterally fluorinated 4-cyanophenyl and 4\'-cyanobiphenyl benzoates'1992 5,147,577'Cyano-alicyclic esters in liquid crystal compositions'1992 5,037,576'Liquid crystal compounds, mixtures and devices'1991 5,002,692'Amide liquid crystal compounds: mixtures and devices using them'1991 4,941,992'N-substituted amino acid derivatives for use in liquid crystal materials and devices'1990 4,923,633'Liquid crystal compounds containing two or more chiral centers'1990 4,913,837'Heterocyclic compounds'1990 4,852,977'19 -hydroxy carboxylic acid derivatives suitable for use in liquid crystal materials and devices'1989 4,824,217'Compounds for ferroelectric liquid crystal devices'1989 4,784,793'Terpenoid derivatives and liquid crystal materials and devices containing them'1988 4,696,549'Compounds containing a fluorobiphenylyl group and their use in liquid crystal material and devices'1987 4,695,131'Disubstituted ethanes and their use in liquid crystal materials and devices'1987 4,659,502'Ethane derivatives'1987 4,622,164'Bicyclohexyls'1986 4,594,465'Compounds containing a fluorobiphenylyl group'1986 4,544,497'Liquid crystal materials containing substituted bicyclo(2,2,2)octanes'1985

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1985–2002Patents assigned to SECR DEFENCE BRIT (35)· patent assignee history

1985–2008Based in Hull, GB· patent location history

1986–1995Patents assigned to MERCK PATENT GMBH (6)· patent assignee history

1987–1992Patents assigned to GRAY GEORGE W (2)· patent assignee history

1987–1992Patents assigned to LACEY DAVID (2)· patent assignee history

1987Based in Hull Humberside, GB· patent location history

1990–1998Based in North Humberside, GB· patent location history

1996–2001Based in Humerside, GB· patent location history

2002Based in N. Yorks, GB· patent location history

2003–2008Patents assigned to QINETIQ LTD (3)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
SECR DEFENCE BRIT	35	1985–2002
MERCK PATENT GMBH	6	1986–1995
QINETIQ LTD	3	2003–2008
GRAY GEORGE W	2	1987–1992
LACEY DAVID	2	1987–1992

Locations

Location	Patents	Span
Hull, GB	32	1985–2008
North Humberside, GB	9	1990–1998
Humerside, GB	3	1996–2001
N. Yorks, GB	1	2002
Hull Humberside, GB	1	1987