Inventor · disambiguated record
John W. Barnstead
Also filed as: BARNSTEAD JOHN · BARNSTEAD JOHN W
4 granted patents·71 citations·filing 1977–1995
78Inventor score
Top patents by PatentIndex Score
4 records- 0159US5562822AApparatus for removing contaminants from waste fluidsSUN RIVER INNOVATIONS LTD·Filed 1995·Granted Oct 8, 1996·25 cites·13 claims
- 0256US4187055AFlexible fanVERNCO CORP·Filed 1978·Granted Feb 5, 1980·19 cites·17 claims
- 0355US4186369AConnector for terminating the end of a sheathed heating elementWYLAIN INC·Filed 1977·Granted Jan 29, 1980·16 cites·12 claims
- 0438US5417852AApparatus for removing contaminants from waste fluidsSUN RIVER INNOVATIONS LTD·Filed 1993·Granted May 23, 1995·11 cites·5 claims
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