Inventor · disambiguated record
Gavin G. Spence
Also filed as: SPENCE GAVIN G
24 granted patents·277 citations·filing 1978–2001
95Inventor score
Top patents by PatentIndex Score
24 records- 0184US5674362AMethod for imparting strength to paperCALLAWAY CORP·Filed 1996·Granted Oct 7, 1997·82 cites·9 claims
- 0280US4196253APaper coated with binder and organic pigment particlesHERCULES INC·Filed 1978·Granted Apr 1, 1980·29 cites·26 claims
- 0377US6077394ARetention and drainage in alkaline fine paperCALLAWAY CHEMICAL CORP·Filed 1999·Granted Jun 20, 2000·53 cites·16 claims
- 0477US4235982AOrganic pigmentsHERCULES INC·Filed 1978·Granted Nov 25, 1980·19 cites·18 claims
- 0561US4483959AOrganic pigmentsHERCULES INC·Filed 1983·Granted Nov 20, 1984·12 cites·8 claims
- 0661US4414353AOrganic pigmentsHERCULES INC·Filed 1982·Granted Nov 8, 1983·12 cites·6 claims
- 0754US4403063AOrganic pigmentsHERCULES INC·Filed 1982·Granted Sep 6, 1983·9 cites·8 claims
- 0854US4282060AOrganic pigmentsHERCULES INC·Filed 1979·Granted Aug 4, 1981·11 cites·22 claims
- 0951US4434267AOrganic pigmentsHERCULES INC·Filed 1982·Granted Feb 28, 1984·8 cites·6 claims
- 1043US4293667AOrganic pigmentsHERCULES INC·Filed 1980·Granted Oct 6, 1981·5 cites·28 claims
- 1140US4426483AOrganic pigmentsHERCULES INC·Filed 1982·Granted Jan 17, 1984·4 cites·8 claims
- 1240US4353818AOrganic pigmentsHERCULES INC·Filed 1980·Granted Oct 12, 1982·4 cites·8 claims
- 1339US4469555AOrganic pigmentsHERCULES INC·Filed 1981·Granted Sep 4, 1984·6 cites·21 claims
- 1437US4404310AOrganic pigmentsHERCULES INC·Filed 1981·Granted Sep 13, 1983·3 cites·8 claims
- 1537US4403062AOrganic pigmentsHERCULES INC·Filed 1981·Granted Sep 6, 1983·3 cites·8 claims
- 1637US4369292AOrganic pigmentsHERCULES INC·Filed 1980·Granted Jan 18, 1983·3 cites·8 claims
- 1737US4349641AOrganic pigmentsHERCULES INC·Filed 1980·Granted Sep 14, 1982·3 cites·6 claims
- 1837US4293666AOrganic pigmentsHERCULES INC·Filed 1980·Granted Oct 6, 1981·3 cites·24 claims
- 1933US6387215B1Use of acrylamide copolymer to reduce stickies depositsCALLAWAY CHEMICAL CORP·Filed 2001·Granted May 14, 2002·2 cites·20 claims
- 2033US4348257AOrganic pigmentsHERCULES INC·Filed 1980·Granted Sep 7, 1982·3 cites·21 claims
- 2133US4343729AOrganic pigmentsHERCULES INC·Filed 1981·Granted Aug 10, 1982·3 cites·12 claims
- 2230US4456724AOrganic pigmentsHERCULES INC·Filed 1982·Granted Jun 26, 1984·0 cites·6 claims
- 2330US4311809AOrganic pigmentsHERCULES INC·Filed 1980·Granted Jan 19, 1982·0 cites·8 claims
- 2430US4281082AOrganic pigmentsHERCULES INC·Filed 1979·Granted Jul 28, 1981·0 cites·12 claims
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