Ris Irrigation Systems

Calculating rank

USPTO Granted Patents = 7

Trademarks = 1

Forward Citations = 135

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9 inventors (with patents filed for the assignee):

John M Langa (2 out of 4 patents)

Robert B Costa (2 out of 2 patents)

Donald E Mock (1 out of 2 patents)

4. David E Mominee (1 out of 8 patents)

5. Gilbert W Vance (1 out of 6 patents)

6. Stanley W Menzel (1 out of 1 patent)

7. S W Menzel (1 out of 2 patents)

8. Dale P Zauner (1 out of 1 patent)

9. Ronald J Sargent (1 out of 1 patent)

7 patents: Sort by Forward Citations

1. 4541569 - Drip irrigation conduit and method of making the same (1985-09-17),

2. 4522339 - Irrigation fitting with installation barb and associated barb (1985-06-11),

3. 4480856 - Coupling (1984-11-06),

4. 4474330 - Drip irrigation conduit and method of making the same (1984-10-02),

5. 4407455 - Snap-in rotatable sprinkler (1983-10-04),

6. 4273286 - Conduit for drip irrigation systems (1981-06-16),

7. 4269357 - Continuous drip irrigation tube (1981-05-26),

Company Overview

Ris Irrigation Systems is a leading provider of irrigation solutions for agriculturists and landscapers. With years of experience in the industry, we specialize in designing and installing custom irrigation systems that maximize water efficiency and promote healthy plant growth. Our team of experts is dedicated to delivering high-quality products and exceptional service to our clients.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 20 2026

7 Patents

#10 in El Cajon, CA

#9,508 in California

#39,929 in US

El Cajon, CA, United States of America