Inventor · disambiguated record
Peter Gregory
Also filed as: GREGORY PETER · GREGORY PETER G G
81 granted patents·2 pending applications·1,380 citations·filing 1973–2022
99Inventor score
Top patents by PatentIndex Score
83 records- 0198US5177195ADisazo dyesICI PLC·Filed 1992·Granted Jan 5, 1993·238 cites·4 claims
- 0296US6254190B1Chair having a seat with differential front and rear support portionsFiled 1999·Granted Jul 3, 2001·120 cites·11 claims
- 0395US4764178AThermal transfer printing: hetero-aromatic azo dyeICI PLC·Filed 1986·Granted Aug 16, 1988·46 cites·5 claims
- 0494US6623079B2ChairFiled 2001·Granted Sep 23, 2003·73 cites·18 claims
- 0590US5516899APhthalocyaninesZENECA LTD·Filed 1994·Granted May 14, 1996·31 cites·6 claims
- 0690US5268459AAzo dyes suitable for ink jet printingICI PLC·Filed 1991·Granted Dec 7, 1993·36 cites·14 claims
- 0789US5486274APoly-substituted phthalocyaninesZENECA LTD·Filed 1994·Granted Jan 23, 1996·22 cites·9 claims
- 0887US5820661AInk compositions containing disazo dyesZENECA LTD·Filed 1997·Granted Oct 13, 1998·29 cites·11 claims
- 0987US5262527ADisazo dyes suitable for use in ink jet printingICI PLC·Filed 1991·Granted Nov 16, 1993·28 cites·6 claims
- 1086US7056376B2Printing process using specified AZO compoundsAVECIA LTD·Filed 2003·Granted Jun 6, 2006·22 cites·24 claims
- 1186US5160171ASecurity codingICI PLC·Filed 1991·Granted Nov 3, 1992·43 cites·13 claims
- 1285US5374301AInks suitable for use in ink jet printingZENECA LTD·Filed 1992·Granted Dec 20, 1994·50 cites·17 claims
- 1382US5891230ABisazo ink-jet dyesZENECA LTD·Filed 1997·Granted Apr 6, 1999·20 cites·14 claims
- 1481US5279656AXanthene dyes for ink jet printingICI PLC·Filed 1992·Granted Jan 18, 1994·21 cites·15 claims
- 1580US4908435AAromatic disazo compounds having strong infra-red absorptionICI PLC·Filed 1988·Granted Mar 13, 1990·15 cites·5 claims
- 1676US6235097B1Phthalocyanine compounds used in inks for ink jet printingAVECIA LTD·Filed 1998·Granted May 22, 2001·16 cites·14 claims
- 1775US4889387AChair memberGREGORY PETER G G·Filed 1989·Granted Dec 26, 1989·39 cites·6 claims
- 1872US5281263AAzo dyes containing a carboxy groupICI PLC·Filed 1992·Granted Jan 25, 1994·11 cites·14 claims
- 1971US6336721B1Multicolor ink jet printing methodZENECA LTD·Filed 1997·Granted Jan 8, 2002·32 cites·32 claims
- 2070US4808568AThermal transfer printingICI PLC·Filed 1987·Granted Feb 28, 1989·15 cites·9 claims
- 2169US6632858B1Colored polyurethanesAVECIA LTD·Filed 1999·Granted Oct 14, 2003·27 cites·9 claims
- 2269US5629417APhthalocyaninesZENECA LTD·Filed 1996·Granted May 13, 1997·10 cites·1 claims
- 2368US6455611B1Colored polyurethanesAVECIA LTD·Filed 1999·Granted Sep 24, 2002·25 cites·10 claims
- 2465US5756693ADisazo CompoundZENECA LTD·Filed 1995·Granted May 26, 1998·9 cites·15 claims
- 2565US5189153ASubstituted phthalocyaninesICI PLC·Filed 1990·Granted Feb 23, 1993·8 cites·8 claims
- 2664US5296023APhthalocyanine colorants and their use in ink jet printingZENECA LTD·Filed 1993·Granted Mar 22, 1994·21 cites·12 claims
- 2763US6964701B2Azo dyes containing a barbituric acid moiety, ink-jet printing inks and processesAVECIA LTD·Filed 2002·Granted Nov 15, 2005·7 cites·13 claims
- 2863US5055566AAmine salts of disazo black dyes having good solubility in polar organic solventsICI PLC·Filed 1990·Granted Oct 8, 1991·7 cites·8 claims
- 2962US6059870AInk compositions, processes for making them and uses thereofZENECA LTD·Filed 1997·Granted May 9, 2000·14 cites·16 claims
- 3062US5888286ABisazo ink-jet dyesZENECA LTD·Filed 1997·Granted Mar 30, 1999·20 cites·14 claims
- 3161US7238228B2Magenta metal chelate dyes and their use in ink-jet printersFUJIFILM IMAGING COLORANTS LTD·Filed 2004·Granted Jul 3, 2007·3 cites·14 claims
- 3261US6290763B1AZO dyes and compositions comprising such dyesZENECA LTD·Filed 1997·Granted Sep 18, 2001·23 cites·14 claims
- 3361US5484915ASulphonated manganese phthalocyanines and compositions thereofZENECA LTD·Filed 1994·Granted Jan 16, 1996·6 cites·12 claims
- 3460US5779780AInk and toner compositions containing a mixture of bis-azo dyesZENECA LTD·Filed 1997·Granted Jul 14, 1998·11 cites·12 claims
- 3560US4968657AThermal transfer printingICI PLC·Filed 1989·Granted Nov 6, 1990·8 cites·6 claims
- 3659US6727296B1Ink-jet ink compositionsAVECIA LTD·Filed 1999·Granted Apr 27, 2004·18 cites·18 claims
- 3758US5882392ABisazo inkjet dyesZENECA LTD·Filed 1997·Granted Mar 16, 1999·17 cites·14 claims
- 3858US5847114APoly-substituted phthalocyantinesZENECA LTD·Filed 1995·Granted Dec 8, 1998·12 cites·12 claims
- 3957US6293667B1Process for producing an image on a substrateZENECA LTD·Filed 1998·Granted Sep 25, 2001·16 cites·16 claims
- 4056US5969114AAzo compoundZENECA LTD·Filed 1997·Granted Oct 19, 1999·6 cites·10 claims
- 4156US5779778AInk composition containing a mixture of benzodifuranone dyesZENECA LTD·Filed 1997·Granted Jul 14, 1998·9 cites·11 claims
- 4256US5756692AChemical compoundsZENECA LTD·Filed 1996·Granted May 26, 1998·6 cites·10 claims
- 4355US5370730ADye composition and aqueous ink derived therefromZENECA LTD·Filed 1993·Granted Dec 6, 1994·16 cites·8 claims
- 4454US7481522B2Compositions and inks containing disazo dyesFUJIFILM IMAGING COLORANTS LTD·Filed 2003·Granted Jan 27, 2009·2 cites·18 claims
- 4553US4664671AThermal transfer printing cationic dye with soft anionic baseICI PLC·Filed 1985·Granted May 12, 1987·6 cites·10 claims
- 4652US5779781AInk and toner compositions containing substituted phenyl AZO thiophene dyeZENECA LTD·Filed 1997·Granted Jul 14, 1998·10 cites·13 claims
- 4752US5608053APoly-substituted phthalocyaninesZENECA LTD·Filed 1995·Granted Mar 4, 1997·9 cites·7 claims
- 4852US5171848ASalts of black trisazo dyes with alkyl amines having good solubility in organic liquidsICI PLC·Filed 1992·Granted Dec 15, 1992·4 cites·6 claims
- 4951US5882391ABisazo inkjet dyesZENECA LTD·Filed 1997·Granted Mar 16, 1999·13 cites·11 claims
- 5051US5423906ATrisazo dyes, inks comprising same and their use in ink jet printingZENECA LTD·Filed 1993·Granted Jun 13, 1995·12 cites·12 claims
Showing the top 50 of 83 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →