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Andover, MA, United States of America

Psi Environmental Instruments Corp.

USPTO Granted Patents = 1

Forward Citations = 23

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4 inventors (with patents filed for the assignee):

Michael B Frish (1 out of 9 patents)

Joseph Renard Morency (1 out of 7 patents)

Stephen A Johnson (1 out of 3 patents)

4. Arthur A Boni (1 out of 2 patents)

1 patent: Sort by Forward Citations

1. 5275553 - Apparatus for combustion, pollution and chemical process control (1994-01-04),

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USPTO Data Jan 1 1976 - Dec 16 2025

1 Patents

#83 in Andover, MA

#6,483 in Massachusetts

#133,784 in US

Andover, MA, United States of America

Psi Environmental Instruments Corp.

Forward Citations = 23

4 inventors:

Michael B Frish (1 out of 9 patents)

Joseph Renard Morency (1 out of 7 patents)

Stephen A Johnson (1 out of 3 patents)

4. Arthur A Boni (1 out of 2 patents)

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