For the Inventor, By the Inventor

Enter assignee name

Sarasota, FL, United States of America

World Precision Instruments, Inc.

USPTO Granted Patents = 22

% Expired Patents = 13.6

Trademarks = 2

Forward Citations = 1,046

Loading Chart...

Loading Chart...

21 inventors (with patents filed for the assignee):

Su Yi Liu (8 out of 8 patents)

Harry Fein (6 out of 6 patents)

Mathias Belz (4 out of 4 patents)

4. Su-Yi Liu (3 out of 3 patents)

5. Diping Che (2 out of 2 patents)

6. Peter Dress (1 out of 10 patents)

7. Purnendu K Dasgupta (1 out of 42 patents)

8. Valentin Zhelyaskov (1 out of 15 patents)

9. Xueji Zhang (1 out of 3 patents)

10. Konrad Güth (1 out of 1 patent)

11. Harm J Knot (1 out of 1 patent)

12. Guoming Guan (1 out of 1 patent)

13. Richard L Miller (1 out of 1 patent)

14. Karl Friedrich (1 out of 1 patent)

15. Guo Chen Liu (1 out of 1 patent)

22 patents: Sort by Forward Citations

1. 11686931 - Three-dimensional viewing device (2023-06-27),

2. 8915143 - Combination ultrasensitive force transducer and grabbing device for force and strain measurement from single cells (2014-12-23),

3. 8189196 - Self referencing LED detection system for spectroscopy applications (2012-05-29),

4. 7914852 - High temperature coating techniques for amorphous fluoropolymers (2011-03-29),

5. 6926867 - Pipette piston seal assembly (2005-08-09),

6. 6749834 - Methods and apparatus for therapeutic treatment of respiratory, cardiac and other pathologies (2004-06-15),

7. 6603556 - Photometric detection system having multiple path length flow cell (2003-08-05),

8. 6385380 - Hollow optical waveguide for trace analysis in aqueous solutions (2002-05-07),

9. 6104485 - Method and apparatus for optical measurement of very small fluid samples (2000-08-15),

10. 6020207 - Optical analysis technique and sensors for use therein (2000-02-01),

11. 6016372 - Chemical sensing techniques employing liquid-core optical fibers (2000-01-18),

12. 6011882 - Chemical sensing techniques employing liquid-core optical fibers (2000-01-04),

13. 5980036 - Eyeglass devices with removable auxiliary lenses or frames (1999-11-09),

14. 5827420 - Method and apparatus for the generation of nitric oxide (1998-10-27),

15. 5636303 - Filterless chromatically variable light source (1997-06-03),

World Precision Instruments, Inc. specializes in the development and manufacturing of precision instruments and equipment for scientific research and medical applications. The company focuses on providing innovative solutions for electrophysiology, microscopy, and laboratory automation, catering to the needs of researchers and clinicians. Headquartered in Sarasota, Florida, WPI is recognized for its commitment to quality and customer support, serving a global market in the life sciences and biomedical fields.

Profile summary based on public USPTO records.

Company Badge

USPTO Data Jan 1 1976 - Oct 6 2026

22 Patents

#13 in Sarasota, FL

#389 in Florida

#15,021 in US

#28,749 in the World

Sarasota, FL, United States of America

World Precision Instruments, Inc.

Forward Citations = 1,046

21 inventors:

Su Yi Liu (8 out of 8 patents)

Harry Fein (6 out of 6 patents)

Mathias Belz (4 out of 4 patents)

4. Su-Yi Liu (3 out of 3 patents)

5. Diping Che (2 out of 2 patents)

Please report any incorrect information to [email protected]

Loading…