Particle Sizing Systems, Inc.

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USPTO Granted Patents = 5

% Expired Patents = 20.0

Trademarks = 1

Forward Citations = 155

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5 inventors (with patents filed for the assignee):

David F Nicoli (5 out of 14 patents)

Paul Toumbas (2 out of 3 patents)

Yu-Jain Chang (1 out of 1 patent)

4. Jau-Sien Wu (1 out of 1 patent)

5. David Wells (1 out of 4 patents)

5 patents: Sort by Forward Citations

1. 7295311 - Methods and apparatus for electrophoretic mobility determination using phase light scattering analysis (2007-11-13),

2. 7127356 - Sensors and methods for high-sensitivity optical particle counting and sizing (2006-10-24),

3. 6794671 - Sensors and methods for high-sensitivity optical particle counting and sizing (2004-09-21),

4. 6211956 - Automatic dilution system for high-resolution particle size analysis (2001-04-03),

5. 5835211 - Single-particle optical sensor with improved sensitivity and dynamic (1998-11-10),

Company Overview

Particle Sizing Systems, Inc. (PSS) is a leading manufacturer of particle size analysis instrumentation. With over 35 years of experience, PSS offers a wide range of products including dynamic light scattering instruments, nanoparticle size analyzers, and laser diffraction systems. Their innovative solutions are used in research, development, and quality control in industries such as pharmaceuticals, biotechnology, and chemicals.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Nov 3 2026

5 Patents

#63 in Goleta, CA

#12,092 in California

#51,708 in US

Goleta, CA, United States of America