For the Inventor, By the Inventor

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Oaks, PA, United States of America

Analytical Technology, Inc.

USPTO Granted Patents = 3

Trademarks = 3

Forward Citations = 12

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4 inventors (with patents filed for the assignee):

Stephen D Summerfield (1 out of 1 patent)

Robert L Wolfe (1 out of 1 patent)

Dean E Roberts (1 out of 1 patent)

4. David R Mattson (1 out of 3 patents)

3 patents: Sort by Forward Citations

1. 6121823 - Electrical circuit for sensors requiring a variety of bias voltages (2000-09-19),

2. 5491551 - Apparatus and method for FTIR spectrometer without compensator (1996-02-13),

3. 5440120 - Sampling arrangement for thermal gravimetric analyzer (1995-08-08),

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USPTO Data Jan 1 1976 - Dec 23 2025

3 Patents

#2 in Oaks, PA

#2,630 in Pennsylvania

#71,950 in US

Oaks, PA, United States of America

Analytical Technology, Inc.

Forward Citations = 12

4 inventors:

Stephen D Summerfield (1 out of 1 patent)

Robert L Wolfe (1 out of 1 patent)

Dean E Roberts (1 out of 1 patent)

4. David R Mattson (1 out of 3 patents)

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