Inventor · disambiguated record

W. David Dickinson

Also filed as: DICKINSON W DAVID

2 granted patents·89 citations·filing 1986–1987

67Inventor score

Technology areasE21B F04B

Files withAMERICAN SIGMA INC2

Top patents by PatentIndex Score

2 records

0182US4749337AReciprocating bladder pump, and methods of constructing and utilizing sameAMERICAN SIGMA INC·Filed 1987·Granted Jun 7, 1988·48 cites·20 claims
0261US4701107ATwo stage pump samplerAMERICAN SIGMA INC·Filed 1986·Granted Oct 20, 1987·41 cites·18 claims

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