For the Inventor, By the Inventor

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North Sutton, NH, United States of America

Labsphere, Inc.

USPTO Granted Patents = 14

EPO Patents = 1

Trademarks = 9

Forward Citations = 129

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32 inventors (with patents filed for the assignee):

Arthur W Springsteen (5 out of 5 patents)

Joseph W Jablonski (5 out of 5 patents)

Kevin F Carr (3 out of 4 patents)

4. Jeffrey William Holt (2 out of 12 patents)

5. Mark Duquette (2 out of 3 patents)

6. David J Griffiths (2 out of 2 patents)

7. Erik A Skarin (2 out of 4 patents)

8. Michael Wellington Dann (2 out of 4 patents)

9. Brandon James Russell (2 out of 3 patents)

10. David Nicholas Conran (1 out of 2 patents)

11. Kazuaki Ohkubo (1 out of 13 patents)

12. Greg McKee (1 out of 1 patent)

13. Sean David Griffin (1 out of 1 patent)

14. Kelly A Edgar (1 out of 1 patent)

15. Ronald A Murray (1 out of 1 patent)

14 patents: Sort by Forward Citations

1. 12125246 - Calibration network systems and methods of using the same (2024-10-22),

2. 11885671 - Field spectral radiometers including calibration assemblies (2024-01-30),

3. 9239259 - Optical measurement system, optical measurement method, and mirror plate for optical measurement system (2016-01-19),

4. 6734959 - Prober for testing light-emitting devices on a wafer (2004-05-11),

5. 6597195 - Method of and cassette structure for burn-in and life testing of multiple LEDs and the like (2003-07-22),

6. 6332703 - Lighting device (2001-12-25),

7. 6278521 - Method of and apparatus for bispectral fluorescence colorimetry (2001-08-21),

8. 5923039 - Ultraviolet transmittance analyzing method and instrument (1999-07-13),

9. 5763519 - Diffusely reflecting sintered fluorinated long-chain addition polymers (1998-06-09),

10. 5537203 - Integrated sphere for diffusal reflectance and transmittance (1996-07-16),

11. 5488473 - Method of and apparatus for increasing measurement sensitivity of (1996-01-30),

12. 5479009 - Highly efficient collection optical systems for providing light (1995-12-26),

13. 5462705 - Method of forming diffusely reflecting sintered fluorinated long-chain (1995-10-31),

14. 4912720 - Laser cavity material (1990-03-27),

Labsphere, Inc. is a global leader in light measurement solutions, providing innovative products and services for a wide range of applications including aerospace, automotive, and defense industries. With over 35 years of experience, Labsphere offers best-in-class calibration services and precision instrumentation for accurate light measurement and analysis.

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Company Badge

USPTO Data Jan 1 1976 - Dec 9 2025

14 Patents

#1 in North Sutton, NH

#146 in New Hampshire

#21,598 in US

#40,882 in the World

North Sutton, NH, United States of America

Labsphere, Inc.

Forward Citations = 129

32 inventors:

Arthur W Springsteen (5 out of 5 patents)

Joseph W Jablonski (5 out of 5 patents)

Kevin F Carr (3 out of 4 patents)

4. Jeffrey William Holt (2 out of 12 patents)

5. Mark Duquette (2 out of 3 patents)

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