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Fairport, NY, United States of America

Tropel Corporation

USPTO Granted Patents = 24

Trademarks = 2

Forward Citations = 555

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19 inventors (with patents filed for the assignee):

John H Bruning (10 out of 30 patents)

Andrew W Kulawiec (6 out of 14 patents)

Mark Joseph Tronolone (4 out of 14 patents)

4. James E Platten (4 out of 5 patents)

5. Paul Francis Michaloski (3 out of 26 patents)

6. Paul Gerard Dewa (3 out of 19 patents)

7. Jon F Fleig (3 out of 3 patents)

8. Anthony R Phillips, Jr (2 out of 3 patents)

9. Chunsheng J Huang (2 out of 9 patents)

10. James Edson Webb (1 out of 7 patents)

11. C Theodore Tienvieri (1 out of 1 patent)

12. Dag Lindquist (1 out of 2 patents)

13. David R Shafer (1 out of 86 patents)

14. Bryan D Stone (1 out of 1 patent)

15. Steven J VanKerkhove (1 out of 2 patents)

24 patents: Sort by Forward Citations

1. 6560039 - Double mirror catadioptric objective lens system with three optical surface multifunction component (2003-05-06),

2. 6456384 - Moiré interferometer with overlapping illumination and imaging systems (2002-09-24),

3. 6191887 - Laser illumination with speckle reduction (2001-02-20),

4. 6043886 - Interferometric method of measuring toric surfaces at grazing incidence (2000-03-28),

5. 5991035 - Interferometric method of measuring toric surfaces at grazing incidence (1999-11-23),

6. 5982475 - Raster-scan photolithographic reduction system (1999-11-09),

7. 5923425 - Grazing incidence interferometry for measuring transparent (1999-07-13),

8. 5909282 - Interferometer for measuring thickness variations of semiconductor wafers (1999-06-01),

9. 5909281 - Interferometric measurement of surfaces with diffractive optics and (1999-06-01),

10. 5889591 - Interferometric measurement of toric surfaces at grazing incidence (1999-03-30),

11. 5793488 - Interferometer with compound optics for measuring cylindrical objects at (1998-08-11),

12. 5777738 - Interferometric measurement of absolute dimensions of cylindrical (1998-07-07),

13. 5757493 - Interferometer with catadioptric imaging system having expanded range of (1998-05-26),

14. 5724137 - Fringe pattern discriminator for interferometer using diffraction (1998-03-03),

15. 5719676 - Diffraction management for grazing incidence interferometer (1998-02-17),

Tropel Corporation is a leading manufacturer of precision optical measurement and imaging systems. With a history that spans over 60 years, Tropel has established itself as a trusted provider of high-quality and innovative solutions for various industries. Their wide range of products includes metrology systems, UV lithography tools, and advanced optical components. Tropel's dedication to research and development allows them to continually introduce cutting-edge technologies that meet the evolving needs of their global customer base.

This text is generated by artificial intelligence and may not be accurate.

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USPTO Data Jan 1 1976 - Sep 15 2026

24 Patents

#4 in Fairport, NY

#822 in New York

#13,841 in US

#26,555 in the World

Fairport, NY, United States of America

Tropel Corporation

Forward Citations = 555

19 inventors:

John H Bruning (10 out of 30 patents)

Andrew W Kulawiec (6 out of 14 patents)

Mark Joseph Tronolone (4 out of 14 patents)

4. James E Platten (4 out of 5 patents)

5. Paul Francis Michaloski (3 out of 26 patents)

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