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For the Inventor, By the Inventor

Industry, CA, United States of America

Challenge-Cook Bros., Incorporated

Calculating rank
USPTO Granted Patents = 14

Forward Citations = 141

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7 inventors (with patents filed for the assignee):

goldMedal Benjamin H Freze (6 out of 6 patents)

silverMedal Evan S Prichard (4 out of 4 patents)

bronzeMedal George A Brennan (1 out of 3 patents)

4.  Raymond E Decker (1 out of 5 patents)

5.  Robert E Jackson (1 out of 1 patent)

6.  James G Johnston (1 out of 1 patent)

7.  Anthony A Dongelmans (1 out of 1 patent)


14 patents:

1. 4835882 - Dryer flow separator (1989-06-06),
2. 4631919 - Hydraulic system for vehicle auxiliary axle (1986-12-30),
3. 4575254 - Transit mixer support pedestal mounting apparatus (1986-03-11),
4. 4507080 - Laundry dryer (1985-03-26),
5. 4340309 - Trailer transit mixer (1982-07-20),
6. 4268247 - Method for drying fabrics (1981-05-19),
7. 4243328 - Trailer transit mixer (1981-01-06),
8. 4128388 - Geyseric burner assembly and method for combusting fuels (1978-12-05),
9. 4032116 - Mixer attachment for mining vehicles (1977-06-28),
10. 4010550 - Continuous processing apparatus and method for textile fabrics (1977-03-08),
11. 3995988 - Fuel saving apparatus and method for textile drying and finishing (1976-12-07),
12. 3985036 - Outrigger and mounting means for truck with a conveyor boom (1976-10-12),
13. 3966441 - Lint disposal apparatus (1976-06-29),
14. 3934813 - Concrete pump valve (1976-01-27),
Company Overview
Challenge-Cook Bros., Incorporated is a prominent player in the food processing and packaging industry, specializing in the development and manufacturing of advanced food equipment. The company focuses on providing innovative solutions that enhance food safety, efficiency, and quality in various food production environments. With a commitment to engineering excellence, Challenge-Cook Bros. serves a diverse range of clients, contributing to the evolution of food technology and processing standards in the industry.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 27 2026

14 Patents

#33 in Industry, CA

#5,325 in California

#22,344 in US

#42,312 in the World

Industry, CA (US)
Industry, CA, United States of America

Challenge-Cook Bros., Incorporated

Forward Citations = 141

7 inventors:

goldMedal Benjamin H Freze (6 out of 6 patents)

silverMedal Evan S Prichard (4 out of 4 patents)

bronzeMedal George A Brennan (1 out of 3 patents)

4.  Raymond E Decker (1 out of 5 patents)

5.  Robert E Jackson (1 out of 1 patent)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Challenge-Cook Bros., Incorporated. Retrieved from https://idiyas.com/company/challenge-cook-bros

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
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