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For the Inventor, By the Inventor

Santa Ana, CA, United States of America

Disposable Waste Systems, Inc.

Calculating rank
USPTO Granted Patents = 11

Trademarks = 5

Forward Citations = 109

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10 inventors (with patents filed for the assignee):

goldMedal Joseph W Chambers, Sr (9 out of 14 patents)

silverMedal Craig J Fennessy (6 out of 11 patents)

bronzeMedal Robert T Sabol (4 out of 11 patents)

4.  Rodney E Graham (3 out of 4 patents)

5.  Winslow P Freeman, Jr (1 out of 2 patents)

6.  Ronald A Duecker (1 out of 2 patents)

7.  Armando I Chacon (1 out of 2 patents)

8.  Ramon E Boyd (1 out of 2 patents)

9.  Enrique Santiago (1 out of 2 patents)

10.  Jerry R Nona (1 out of 1 patent)


11 patents:

1. 6176443 - Integrated diverter and waste comminutor (2001-01-23),
2. 5593100 - Solid waste comminutor with removable bearing assembly and improved side (1997-01-14),
3. 5478020 - Seal bearing assembly for use in a solid waste comminutor (1995-12-26),
4. 5354004 - Solid waste comminutor (1994-10-11),
5. 5333801 - Rotary screen diverter and solid waste handling system using same (1994-08-02),
6. 5320286 - Rotary screen diverter & solid waste handling system using same (1994-06-14),
7. 4919346 - Rotary screen diverter and solid waste handling system using same (1990-04-24),
8. 4707150 - Fluid pressure assisted rotary shaft seal with grooved seal wedge (1987-11-17),
9. 4702422 - Solid waste comminutor with slotted slide rails and side rails for same (1987-10-27),
10. 4482194 - Fluid pressure assisted rotary shaft seal with labyrinth bushing and (1984-11-13),
11. 4253713 - High integrity fluid pressure rotary shaft seal (1981-03-03),
Company Overview
Disposable Waste Systems, Inc. is a specialized company based in Santa Ana, California, focusing on innovative solutions for waste management and disposal. The organization develops and manufactures a range of products designed to enhance the efficiency and safety of waste handling processes. With a commitment to environmental sustainability, Disposable Waste Systems emphasizes the importance of reducing waste impact through advanced technologies and practices in the waste management sector.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 27 2026

11 Patents

#36 in Santa Ana, CA

#6,545 in California

#27,540 in US

#51,831 in the World

Santa Ana, CA (US)
Santa Ana, CA, United States of America

Disposable Waste Systems, Inc.

Forward Citations = 109

10 inventors:

goldMedal Joseph W Chambers, Sr (9 out of 14 patents)

silverMedal Craig J Fennessy (6 out of 11 patents)

bronzeMedal Robert T Sabol (4 out of 11 patents)

4.  Rodney E Graham (3 out of 4 patents)

5.  Winslow P Freeman, Jr (1 out of 2 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Disposable Waste Systems, Inc.. Retrieved from https://idiyas.com/company/disposable-waste-systems

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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