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For the Inventor, By the Inventor

Cedar Rapids, IA, United States of America

Standard Havens, Inc.

USPTO Granted Patents = 19

Forward Citations = 230

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12 inventors (with patents filed for the assignee):

goldMedal Jack T Clements (7 out of 7 patents)

silverMedal Robert E Mace (6 out of 9 patents)

bronzeMedal Richard P Bundy (3 out of 3 patents)

4.  Michael R Hawkins (2 out of 2 patents)

5.  D Bruce Zumsteg (2 out of 3 patents)

6.  Lamson Rheinfrank, Jr (2 out of 2 patents)

7.  Stanley A Reigel (1 out of 1 patent)

8.  Gino Origlia (1 out of 1 patent)

9.  J T Odom (1 out of 1 patent)

10.  Bill K Fox (1 out of 1 patent)

11.  James H Brennecke (1 out of 4 patents)

12.  Ronald E Heap (1 out of 1 patent)


19 patents:

1. 5470146 - Countercurrent drum mixer asphalt plant (1995-11-28),
2. 4860915 - Baghouse with integral wall stiffeners (1989-08-29),
3. 4797002 - Apparatus for mixing asphalt compositions (1989-01-10),
4. 4787938 - Countercurrent drum mixer asphalt plant (1988-11-29),
5. 4597783 - Tensioning device for bag filters (1986-07-01),
6. D283538 - Filter bag tensioning spacer (1986-04-22),
7. D283537 - Filter bag tensioning spacer (1986-04-22),
8. 4472183 - Method and apparatus for tensioning bag filters (1984-09-18),
9. 4396408 - Method and apparatus for tensioning bag filters (1983-08-02),
10. D268983 - Tensioning tool (1983-05-17),
11. D268947 - Tensioning cap for a bag filter (1983-05-10),
12. 4377397 - Baghouse with on-line maintenance capability (1983-03-22),
13. 4364758 - Self tensioning cap for bag filters (1982-12-21),
14. 4304492 - Method and apparatus for detecting leaks in filter bags of a baghouse (1981-12-08),
15. 4158554 - Apparatus for filtering particulate-laden gases (1979-06-19),
Company Overview
Standard Havens, Inc. is a prominent manufacturer specializing in advanced equipment and solutions for the asphalt and concrete industries. The company is known for its innovative approaches to construction technology, focusing on enhancing efficiency and performance in paving and material handling. With a strong presence in the U.S. market, Standard Havens is committed to delivering high-quality products that meet the evolving needs of infrastructure development and maintenance.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 20 2026

19 Patents

#6 in Cedar Rapids, IA

#95 in Iowa

#17,150 in US

#32,693 in the World

Cedar Rapids, IA (US)
Cedar Rapids, IA, United States of America

Standard Havens, Inc.

Forward Citations = 230

12 inventors:

goldMedal Jack T Clements (7 out of 7 patents)

silverMedal Robert E Mace (6 out of 9 patents)

bronzeMedal Richard P Bundy (3 out of 3 patents)

4.  Michael R Hawkins (2 out of 2 patents)

5.  D Bruce Zumsteg (2 out of 3 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Standard Havens, Inc.. Retrieved from https://idiyas.com/company/standard-havens

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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