DM

Donald Mackenzie

SC S.P.M. Flow Control: 5 patents #12 of 71Top 20%
BL Bell Telephone Laboratories: 1 patents #567 of 1,445Top 40%
Overall (All Time): #640,105 of 4,157,543Top 20%
8
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
9989044 Offset valve bore in a reciprocating pump Jacob A. Bayyouk 2018-06-05
9784262 Offset valve bore in a reciprocating pump Jacob A. Bayyouk 2017-10-10
8668470 Offset valve bore for a reciprocating pump Jacob A. Bayyouk, David M. Manson, John Bruce Clayfield Davies 2014-03-11
8662865 Offset valve bore in a reciprocating pump Jacob A. Bayyouk 2014-03-04
8662864 Offset valve bore in a reciprocating pump Jacob A. Bayyouk 2014-03-04
4699456 Hermetic fiber seal 1987-10-13
4286361 Hose clamp 1981-09-01
4252457 Optical fiber-to-metal hermetic seal Walter W. Benson, Irfan Camlibel, Theodore C. Rich 1981-02-24