Sommer; Holger T.

Patent Applications and Registrations

Patent applications and USPTO patent grants for Sommer; Holger T..The latest application filed is for "contamination sensor".

Company Profile

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Sommer; Holger T. - Merlin OR
Sommer; Holger T. - Greenbelt MD

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Contamination sensor Grant 5,939,727 - Sommer August 17, 1	1999-08-17
Vacuum line particle detector with slab laser Grant 5,092,675 - Sommer March 3, 1	1992-03-03
Particle contamination detection in fluids through the external section of a laser Grant 5,061,065 - Sommer October 29, 1	1991-10-29
Light scattering method and apparatus for detecting particles in liquid sample Grant 5,033,851 - Sommer July 23, 1	1991-07-23
Particle size measuring system with automatic dilution of sample Grant 5,007,297 - Sommer April 16, 1	1991-04-16
Particle size measuring system with coincidence detection Grant 4,984,889 - Sommer January 15, 1	1991-01-15
Particle measuring fluid cell having non-corrodible shims Grant 4,979,822 - Sommer December 25, 1	1990-12-25
Submicron particle counting enlarging the particles in a condensation based growth process Grant 4,950,073 - Sommer August 21, 1	1990-08-21
Integrating sphere aerosol particle detector Grant 4,942,305 - Sommer July 17, 1	1990-07-17
Particle size measuring instrument with direct scattered light detection Grant 4,917,496 - Sommer April 17, 1	1990-04-17

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