John Batton

Follow

Person

New York, NY, US

People

Patents Grantslast 30 patents

Information Patent Grant
Vibratory viscometer
- Patent number 6,112,581
- Issue date Sep 5, 2000
- National Metal Refining Company
- Gerard Scheider
- G01 - MEASURING TESTING
Information Patent Grant
High viscosity transducer for vibratory viscometer
- Patent number 5,317,908
- Issue date Jun 7, 1994
- National Metal Refining Company, Inc.
- John V. Fitzgerald
- G01 - MEASURING TESTING
Information Patent Grant
Control circuitry for viscosity sensors
- Patent number 5,054,313
- Issue date Oct 8, 1991
- National Metal and Refining Company, Ltd.
- John V. Fitzgerald
- G01 - MEASURING TESTING