Assignee
CAMPBELL WILLIAM P
US·7 granted patents·444 citations·filing 1983–1991
Top patents by PatentIndex Score
7 records- 0192US4643327AInsulated container hinge sealCAMPBELL WILLIAM P·Filed 1986·Granted Feb 17, 1987·97 cites·22 claims
- 0287US5018521AMethod of and apparatus for increased transfer of heat into or out of the bodyCAMPBELL WILLIAM P·Filed 1988·Granted May 28, 1991·211 cites·34 claims
- 0379USD283775SDrinking vessel baseCAMPBELL WILLIAM P·Filed 1983·Granted May 13, 1986·16 cites·1 claims
- 0476USD283866SDrinking vesselCAMPBELL WILLIAM P·Filed 1983·Granted May 20, 1986·14 cites·1 claims
- 0548US5022560ASpigot and wrench combination for a beverage dispenserCAMPBELL WILLIAM P·Filed 1989·Granted Jun 11, 1991·11 cites·22 claims
- 0645US5290233AHypodermic injection deviceCAMPBELL WILLIAM P·Filed 1991·Granted Mar 1, 1994·49 cites·17 claims
- 0744US5061249AHypodermic injection deviceCAMPBELL WILLIAM P·Filed 1990·Granted Oct 29, 1991·46 cites·22 claims
Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →