Inventor · disambiguated record
Francis R. Piper
Also filed as: PIPER FRANCIS R
5 granted patents·48 citations·filing 1982–1986
79Inventor score
Top patents by PatentIndex Score
5 records- 0158US4477986AMethod of, and apparatus for, detecting leaksBL TECH LTD·Filed 1982·Granted Oct 23, 1984·16 cites·5 claims
- 0242US4577490ADetecting leaksBL TECH LTD·Filed 1984·Granted Mar 25, 1986·10 cites·10 claims
- 0340US4712736AMethod and system for maintaining a spray patternGAYDON TECHN LTD·Filed 1986·Granted Dec 15, 1987·14 cites·14 claims
- 0433US4580443ADetecting leaksBL TECH LTD·Filed 1984·Granted Apr 8, 1986·5 cites·7 claims
- 0530US4577489ADetecting leaksBL TECH LTD·Filed 1984·Granted Mar 25, 1986·3 cites·12 claims
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