John G. Harfield

Follow

Person

Harlington, GB

People

Patents Grantslast 30 patents

Information Patent Grant
Potential-sensing method and apparatus for sensing and characterizi...
- Patent number 6,175,227
- Issue date Jan 16, 2001
- Coulter International Corp.
- Marshall D. Graham
- G01 - MEASURING TESTING
Information Patent Grant
Method and apparatus for editing particle produced electrical pulses
- Patent number 4,797,624
- Issue date Jan 10, 1989
- Coulter Electronics, Ltd.
- Harvey J. Dunstan
- G01 - MEASURING TESTING