Inventor
LACEY DAVID
GB57 patents
⚠️ This page may combine multiple inventors who share the name “LACEY DAVID”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SECR DEFENCE BRIT
24 patentsUS6099752AAug 8, 2000
Liquid crystal polymers
SECR DEFENCE BRIT21 citations89
US4594465AJun 10, 1986
Compounds containing a fluorobiphenylyl group
SECR DEFENCE BRIT28 citations89
US4784793ANov 15, 1988
Terpenoid derivatives and liquid crystal materials and devices containing them
SECR DEFENCE BRIT23 citations81
US4542230ASep 17, 1985
Liquid crystals esters
SECR DEFENCE BRIT18 citations78
US5358663AOct 25, 1994
Laterally cyano- and fluoro-substituted terphenyls
SECR DEFENCE BRIT15 citations74
US5334327AAug 2, 1994
Laterally fluorinated 4-cyanophenyl and 4'-cyanobiphenyl benzoates
SECR DEFENCE BRIT7 citations74
US5252253AOct 12, 1993
Phenyl naphthalenes having liquid crystalline properties
SECR DEFENCE BRIT12 citations74
US4941992AJul 17, 1990
N-substituted amino acid derivatives for use in liquid crystal materials and devices
SECR DEFENCE BRIT7 citations74
US4923633AMay 8, 1990
Liquid crystal compounds containing two or more chiral centers
SECR DEFENCE BRIT8 citations74
US5676878AOct 14, 1997
Liquid crystal polymers
SECR DEFENCE BRIT11 citations73
US4696549ASep 29, 1987
Compounds containing a fluorobiphenylyl group and their use in liquid crystal material and devices
SECR DEFENCE BRIT10 citations73
US6180024B1Jan 30, 2001
Liquid crystal polymers
SECR DEFENCE BRIT12 citations72
US6030668AFeb 29, 2000
Liquid crystal polymers
SECR DEFENCE BRIT11 citations72
US4824217AApr 25, 1989
Compounds for ferroelectric liquid crystal devices
SECR DEFENCE BRIT13 citations72
US5486309AJan 23, 1996
Chiral liquid crystal compounds
SECR DEFENCE BRIT8 citations71
US5384071AJan 24, 1995
Chiral liquid crystal compounds
SECR DEFENCE BRIT9 citations71
US5968411AOct 19, 1999
Liquid crystal polymers
SECR DEFENCE BRIT7 citations70
US5456859AOct 10, 1995
Liquid crystal cyanoalkanes and cyanoalkenes
SECR DEFENCE BRIT12 citations68
US5037576AAug 6, 1991
Liquid crystal compounds, mixtures and devices
SECR DEFENCE BRIT2 citations63
US5312563AMay 17, 1994
Fluorinated 4"-cyano substituted terphenyls
SECR DEFENCE BRIT4 citations62
US5232625AAug 3, 1993
Cyano-alicyclic esters in liquid crystal compositions
SECR DEFENCE BRIT3 citations62
US5002692AMar 26, 1991
Amide liquid crystal compounds: mixtures and devices using them
SECR DEFENCE BRIT2 citations61
US4852977AAug 1, 1989
19 -hydroxy carboxylic acid derivatives suitable for use in liquid crystal materials and devices
SECR DEFENCE BRIT2 citations61
US5147577ASep 15, 1992
Cyano-alicyclic esters in liquid crystal compositions
SECR DEFENCE BRIT6 citations60
GRAPHCORE LTD
12 patentsUS11321272B2May 3, 2022
Instruction set
GRAPHCORE LTD3 citations73
US11263081B2Mar 1, 2022
Checkpointing
GRAPHCORE LTD3 citations73
US10936008B2Mar 2, 2021
Synchronization in a multi-tile processing array
GRAPHCORE LTD2 citations73
US10949266B2Mar 16, 2021
Synchronization and exchange of data between processors
GRAPHCORE LTD1 citations72
US10691432B1Jun 23, 2020
Compilation method
GRAPHCORE LTD5 citations69
US12141092B2Nov 12, 2024
Instruction set
GRAPHCORE LTD0 citations62
US11928523B2Mar 12, 2024
Synchronisation for a multi-tile processing unit
GRAPHCORE LTD0 citations62
US11262787B2Mar 1, 2022
Compiler method
GRAPHCORE LTD0 citations62
US10963315B2Mar 30, 2021
Synchronization and exchange of data between processors
GRAPHCORE LTD0 citations62
US10963003B2Mar 30, 2021
Synchronization in a multi-tile processing array
GRAPHCORE LTD1 citations62
US10802536B2Oct 13, 2020
Compiler method
GRAPHCORE LTD1 citations62
US11366649B2Jun 21, 2022
Compilation method
GRAPHCORE LTD0 citations59
MERCK PATENT GMBH
5 patentsUS5273680ADec 28, 1993
Fluorinated oligophenyls and their use in liquid crystal materials
MERCK PATENT GMBH43 citations93
US4659502AApr 21, 1987
Ethane derivatives
MERCK PATENT GMBH53 citations89
US5204019AApr 20, 1993
2,3-difluorobiphenyls
MERCK PATENT GMBH19 citations74
US4913837AApr 3, 1990
Heterocyclic compounds
MERCK PATENT GMBH8 citations71
US5478496ADec 26, 1995
Media containing thiazole derivatives and thiadiazole derivatives and having a smectic liquid-crystalline phase
MERCK PATENT GMBH3 citations63
GEN ELECTRIC CO PLC
2 patentsOSRAM OPTO SEMICONDUCTORS GMBH
1 patentOSRAM GMBH
1 patentBALKWILL PETER H
1 patentSEC DEP FOR DEFENCE DEFENCE EV
1 patentQINETIQ LTD
1 patentSEC DEP FOR FOR DEFENCE IN HER
1 patentCAMBRIDGE DISPLAY TECH LTD
1 patentShowing the top 50 of 57 patents by PatentIndex Score.