Inventor · disambiguated record
John W. Fletcher
Also filed as: FLETCHER JOHN W
4 granted patents·380 citations·filing 1986–2008
80Inventor score
Top patents by PatentIndex Score
4 records- 0194US4820041APosition sensing system for surveying and gradingAGTEK DEV CO INC·Filed 1986·Granted Apr 11, 1989·297 cites·91 claims
- 0289US4733355ANon-contacting range sensing and control deviceAGTEK DEV COMPANY INC·Filed 1986·Granted Mar 22, 1988·63 cites·14 claims
- 0362US6966387B2Universal optical adapter for a three dimensional earthgrading systemAGTEK DEV COMPANY INC·Filed 2002·Granted Nov 22, 2005·19 cites·69 claims
- 0460US8080977B1Power monitorFLETCHER JOHN W·Filed 2008·Granted Dec 20, 2011·1 cites·20 claims
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