Assignee
WALDRUM JOHN E
US·8 granted patents·115 citations·filing 1979–1990
Top patents by PatentIndex Score
8 records- 0167US5020725AManual spray apparatusWALDRUM JOHN E·Filed 1989·Granted Jun 4, 1991·29 cites·11 claims
- 0263US4231520ALiquid sprayerWALDRUM JOHN E·Filed 1979·Granted Nov 4, 1980·25 cites·6 claims
- 0354US4892255ACentrifugal applicating deviceWALDRUM JOHN E·Filed 1988·Granted Jan 9, 1990·19 cites·15 claims
- 0446US4949937ARemote throttling valveWALDRUM JOHN E·Filed 1990·Granted Aug 21, 1990·13 cites·19 claims
- 0540US4997129ALow cost applicator and method of useWALDRUM JOHN E·Filed 1990·Granted Mar 5, 1991·12 cites·7 claims
- 0639US4760963AGround spray applicatorWALDRUM JOHN E·Filed 1986·Granted Aug 2, 1988·10 cites·12 claims
- 0733US4844345AAspirator trayWALDRUM JOHN E·Filed 1988·Granted Jul 4, 1989·5 cites·6 claims
- 0830US4953790ALow cost applicator and method of useWALDRUM JOHN E·Filed 1988·Granted Sep 4, 1990·2 cites·6 claims
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