Assignee
PILKINGTON PLC
US92 patents
Top patents by PatentIndex Score
US6248397B1Jun 19, 2001
Method of depositing a silicon oxide coating on glass and the coated glass
PILKINGTON PLC92 citations96
US5165972ANov 24, 1992
Coated glass
PILKINGTON PLC67 citations96
US4913544AApr 3, 1990
Photochromic articles
PILKINGTON PLC154 citations95
US4851530AJul 25, 1989
Spiro-oxazine compounds
PILKINGTON PLC96 citations95
US6715319B2Apr 6, 2004
Melting of glass
PILKINGTON PLC81 citations94
US4828880AMay 9, 1989
Coatings on glass
PILKINGTON PLC72 citations94
US6518211B1Feb 11, 2003
Chemically toughened glasses
PILKINGTON PLC197 citations93
US6048621AApr 11, 2000
Coated glass
PILKINGTON PLC93 citations93
US5147694ASep 15, 1992
Electromagnetic shielding panel
PILKINGTON PLC89 citations93
US6172794B1Jan 9, 2001
Electrochromic devices
PILKINGTON PLC23 citations92
US5633645AMay 27, 1997
Patch antenna assembly
PILKINGTON PLC76 citations92
US5448250ASep 5, 1995
Laminar microstrip patch antenna
PILKINGTON PLC101 citations92
US5255002AOct 19, 1993
Antenna for vehicle window
PILKINGTON PLC111 citations92
US6524647B1Feb 25, 2003
Method of forming niobium doped tin oxide coatings on glass and coated glass formed thereby
PILKINGTON PLC19 citations91
US6106892AAug 22, 2000
Deposition of silicon oxide coating on glass
PILKINGTON PLC36 citations91
US5019443AMay 28, 1991
Curved, laminated impact-resistant panel
PILKINGTON PLC40 citations91
US4908083AMar 13, 1990
Impact-resistant laminate
PILKINGTON PLC27 citations91
US5313326AMay 17, 1994
Car head-up display including a Fresnel mirror and a curved mirror
PILKINGTON PLC25 citations90
US4995893AFeb 26, 1991
Method of making coatings on glass surfaces
PILKINGTON PLC41 citations90
US6713180B1Mar 30, 2004
Improvements in or relating to tempered glazings and glass for use therein
PILKINGTON PLC22 citations89
US6540884B1Apr 1, 2003
Coating glass
PILKINGTON PLC20 citations89
US5895719AApr 20, 1999
Borosilicate glasses and second surface mirrors thereof
PILKINGTON PLC31 citations89
US5520853AMay 28, 1996
Photochromic compounds
PILKINGTON PLC26 citations89
US5446151AAug 29, 1995
Photo reactive spiro-benzoxazine compounds
PILKINGTON PLC20 citations89
US5139850AAug 18, 1992
Electromagnetic shielding panel
PILKINGTON PLC83 citations89
US5017521AMay 21, 1991
Borosilicate glass compositions incorporating cerium oxide
PILKINGTON PLC25 citations89
US4993774AFeb 19, 1991
Edge-encapsulated glazing module
PILKINGTON PLC38 citations89
US4889413ADec 26, 1989
Manufacture of photochromic articles
PILKINGTON PLC113 citations89
US4874903AOct 17, 1989
Shielding panel
PILKINGTON PLC34 citations89
US4854636AAug 8, 1989
Edge-encapsulated glazing module
PILKINGTON PLC36 citations89
US4826525AMay 2, 1989
Process of coating glass for reheating
PILKINGTON PLC48 citations89
US5623005AApr 22, 1997
Photochromic naphthopyran compounds
PILKINGTON PLC49 citations88
US6280847B1Aug 28, 2001
Laminated glazings
PILKINGTON PLC55 citations87
US5041150AAug 20, 1991
Process for coating glass
PILKINGTON PLC30 citations87
US5022905AJun 11, 1991
Method and apparatus for coating glass
PILKINGTON PLC26 citations87
US6955833B1Oct 18, 2005
Coating glass
PILKINGTON PLC27 citations86
US5861189AJan 19, 1999
Method for producing mirrors by surface activation and pyrolytic deposition
PILKINGTON PLC44 citations86
US5833885ANov 10, 1998
Photochromic compounds
PILKINGTON PLC25 citations86
US5219801AJun 15, 1993
Borosilicate glass composition
PILKINGTON PLC43 citations86
US5194081AMar 16, 1993
Glass melting process
PILKINGTON PLC29 citations86
US5059458AOct 22, 1991
Glazing units
PILKINGTON PLC31 citations85
US5656560AAug 12, 1997
Bronze-tinted or grey-tinted soda lime silicate glass
PILKINGTON PLC38 citations84
US5391411AFeb 21, 1995
Glazing assemblies and method
PILKINGTON PLC24 citations84
US5895582AApr 20, 1999
Process of manufacturing a glass substrate for a magnetic disk
PILKINGTON PLC28 citations83
US5862169AJan 19, 1999
Float glass production
PILKINGTON PLC21 citations83
US6335423B1Jan 1, 2002
Boroxine compositions
PILKINGTON PLC18 citations82
US6716323B1Apr 6, 2004
Coating glass
PILKINGTON PLC13 citations81
US5499731AMar 19, 1996
Substrate for a magnetic disc and manufacture thereof
PILKINGTON PLC18 citations81
US5418543AMay 23, 1995
Antenna for vehicle window
PILKINGTON PLC32 citations81
US5004706AApr 2, 1991
Producing molten glass and batch components therefor
PILKINGTON PLC31 citations81
Showing the top 50 of 92 patents by PatentIndex Score.