Enter assignee name

% Expired Patents = 7.1

Forward Citations = 231

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3 inventors (with patents filed for the assignee):

Jerry R Johanson (14 out of 37 patents)

Kerry D Johanson (3 out of 3 patents)

Brian D Cox (2 out of 2 patents)

14 patents: Sort by Forward Citations

1. 7451666 - Apparatus and test procedure for measuring the cohesive, adhesive, and frictional properties of bulk granular solids (2008-11-18),

2. 6494612 - Racetrack-shaped dynamic gravity flow blender (2002-12-17),

3. 6086307 - Hoppers with directionally applied relative motion to promote solids flow (2000-07-11),

4. 6055781 - Archbreaking hopper for bulk solids (2000-05-02),

5. 5992689 - Variable flow rate hopper to reduce feed pulsation to a downstream (1999-11-30),

6. 5361945 - Combination hopper (1994-11-08),

7. 5289728 - Flow-no-flow tester (1994-03-01),

8. 5117699 - Flow-no-flow tester (1992-06-02),

9. 5052874 - Compacting screw feeder (1991-10-01),

10. 4986456 - Flow rate controller and feeder (1991-01-22),

11. 4958741 - Modular mass-flow bin (1990-09-25),

12. 4795266 - Solids blender with cylindrical inserts (1989-01-03),

13. 4757757 - Compaction of granular solids with a combination of shear and direct (1988-07-19),

14. 4719809 - Apparatus and test method for determining flow or no flow conditions of (1988-01-19),

Jr Johanson, Inc. is a leading manufacturer of high-quality industrial machinery. With over 50 years of experience in the industry, we specialize in providing solutions for the food processing, packaging, and manufacturing sectors. Our innovative designs and cutting-edge technology have earned us a reputation for excellence and reliability. Contact us today to learn more about how our products can help streamline your operations and increase efficiency.

Profile summary based on public USPTO records.

Company Badge

USPTO Data Jan 1 1976 - Sep 29 2026

14 Patents

#12 in San Luis Obispo, CA

#5,313 in California

#22,289 in US

#42,168 in the World

San Luis Obispo, CA, United States of America

Jr Johanson, Inc.

Forward Citations = 231

3 inventors:

Jerry R Johanson (14 out of 37 patents)

Kerry D Johanson (3 out of 3 patents)

Brian D Cox (2 out of 2 patents)

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