CIPO Patents = 3

Trademarks = 1

Forward Citations = 103

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5 inventors (with patents filed for the assignee):

Gary G Sanders (6 out of 7 patents)

Brian J Goodwin (2 out of 2 patents)

John R Kessinger (1 out of 1 patent)

4. Brian C Gorge (1 out of 3 patents)

5. Burt L Beach (1 out of 3 patents)

6. Gary Glenn Sanders (0 patent)

7. John Robert Kessinger (0 patent)

8. Burt Leroy Beach (0 patent)

9. Brian Craig Gorge (0 patent)

6 patents: Sort by Forward Citations

1. 6390016 - Sight flow indicator (2002-05-21),

2. 5895058 - Laminated gasket (1999-04-20),

3. 5554937 - Apparatus and method for sensing material level by capacitance (1996-09-10),

4. 5481197 - High pressure, leak resistant explosionproof capacitance probe (1996-01-02),

5. 5465041 - Bipolar tracking current source/sink with ground clamp (1995-11-07),

6. 5461321 - Apparatus and method for measuring capacitance from the duration of a (1995-10-24),

Penberthy, Inc. is a leading provider of industrial process equipment, specializing in level gauges, sight flow indicators, and mixing eductors. With over 100 years of experience, Penberthy is known for delivering high-quality solutions for a wide range of industries, including oil and gas, chemical, and power generation. Their innovative products are designed to improve efficiency, safety, and productivity in industrial processes.

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

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USPTO Data Jan 1 1976 - Dec 16 2025

6 Patents

#2 in Prophetstown, IL

#2,055 in Illinois

#43,752 in US

Prophetstown, IL, United States of America

Penberthy, Inc.