Assignee
JOHNSTONE PUMP CO
US·5 granted patents·89 citations·filing 1984–1994
Top patents by PatentIndex Score
5 records- 0179US4632281AMagnadrum pump assemblyJOHNSTONE PUMP CO·Filed 1984·Granted Dec 30, 1986·37 cites·24 claims
- 0271US5312016AMastic applicator systemJOHNSTONE PUMP CO·Filed 1992·Granted May 17, 1994·29 cites·14 claims
- 0334US4630760AMagnadrum pump assemblyJOHNSTONE PUMP CO·Filed 1985·Granted Dec 23, 1986·10 cites·1 claims
- 0429US4754639ADevice for testing suspensionsJOHNSTONE PUMP CO·Filed 1986·Granted Jul 5, 1988·7 cites·18 claims
- 0528US5487781AMastic applicator systemJOHNSTONE PUMP CO·Filed 1994·Granted Jan 30, 1996·6 cites·17 claims
Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →