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For the Inventor, By the Inventor

Auburn Hills, MI, United States of America

Haden Schweitzer Corporation


USPTO Granted Patents = 23


Forward Citations = 347

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16 inventors (with patents filed for the assignee):

goldMedal Norman F Bradshaw (6 out of 13 patents)

silverMedal Jeffrey C Johnson (4 out of 12 patents)

bronzeMedal Maximilian K Carthew (4 out of 6 patents)

4.  Willie H Best (3 out of 26 patents)

5.  Daniel M St Louis (3 out of 9 patents)

6.  Andrew Slater (2 out of 2 patents)

7.  Ivan Bloomer (2 out of 9 patents)

8.  Joseph D Donahue (2 out of 4 patents)

9.  Gerald P Schrubba (2 out of 2 patents)

10.  John Robson (2 out of 2 patents)

11.  Jeffrey R Joyce (1 out of 4 patents)

12.  Kenneth J West (1 out of 1 patent)

13.  Frank M Colagiovanni (1 out of 1 patent)

14.  Ricky D Schmidt (1 out of 1 patent)

15.  Andrew Erdman, Jr (1 out of 1 patent)


23 patents:

1. 7273339 - Powder transport method and apparatus (2007-09-25),
2. 5954970 - Process for treating sludge using low-level heat (1999-09-21),
3. 5594999 - Radiant wall oven and process for generating infrared radiation having a (1997-01-21),
4. 5573587 - Process for producing building materials from paint sludge (1996-11-12),
5. 5383312 - Contaminant shield (1995-01-24),
6. 5297954 - Volatile organic compound abatement system (1994-03-29),
7. 5230161 - Apparatus and process for generating radiant energy (1993-07-27),
8. 5062788 - High efficiency linear gas burner assembly (1991-11-05),
9. 5020470 - Wet scrubber apparatus and paint spraybooth in combination with wet (1991-06-04),
10. 4980030 - Method for treating waste paint sludge (1990-12-25),
11. 4801262 - Low velocity air seal (1989-01-31),
12. 4771707 - Fume incineration system for paint drying oven (1988-09-20),
13. 4764108 - Modular oven (1988-08-16),
14. 4750274 - Sludge processing (1988-06-14),
15. 4620858 - Process and system for elimination of paint solvent vapors (1986-11-04),
Haden Schweitzer Corporation is a leading provider of innovative technology solutions for businesses across various industries. With a focus on cutting-edge software development and digital transformation services, we help our clients stay ahead of the competition. Our team of experts is dedicated to delivering customized solutions that drive growth and efficiency. Visit our website to learn more about how we can help your business thrive.
This text is generated by artificial intelligence and may not be accurate.

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USPTO Data Jan 1 1976 - Dec 30 2025

23 Patents

#44 in Auburn Hills, MI

#507 in Michigan

#13,953 in US

#26,826 in the World

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Auburn Hills, MI, United States of America

Haden Schweitzer Corporation

Forward Citations = 347

16 inventors:

goldMedal Norman F Bradshaw (6 out of 13 patents)

silverMedal Jeffrey C Johnson (4 out of 12 patents)

bronzeMedal Maximilian K Carthew (4 out of 6 patents)

4.  Willie H Best (3 out of 26 patents)

5.  Daniel M St Louis (3 out of 9 patents)

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