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For the Inventor, By the Inventor

Denver, CO, United States of America

Construction Technology, Inc.

Calculating rank
USPTO Granted Patents = 11

% Expired Patents = 9.1


Trademarks = 1

Forward Citations = 211

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12 inventors (with patents filed for the assignee):

goldMedal Larry D Beller (3 out of 3 patents)

silverMedal Kenneth R Friedland (2 out of 2 patents)

bronzeMedal Paul T St Louis (2 out of 6 patents)

4.  Richard W Levine (2 out of 2 patents)

5.  Ronald L Major (1 out of 1 patent)

6.  Donna Kelleen Darnell (1 out of 1 patent)

7.  James W Martin (1 out of 1 patent)

8.  Thomas J Martin (1 out of 1 patent)

9.  Raymond E Lance (1 out of 3 patents)

10.  Ronald N James (1 out of 1 patent)

11.  Charles L Welch (1 out of 3 patents)

12.  Johnston R Livingston (1 out of 1 patent)

13.  Charles Leroy Welch (0 patent)


11 patents:

1. 8176990 - Apparatus for removing obstructions from a worksite (2012-05-15),
2. 7472869 - Balancing assembly for rotating cylindrical structures (2009-01-06),
3. 7104510 - Removable balancing assembly for rotating cylindrical structures (2006-09-12),
4. 6988866 - Fork lift attachment for multi-purpose bucket (2006-01-24),
5. 6022184 - Clamp-on fork lift attachments (2000-02-08),
6. 4910891 - Device for attaching earth-working tools to excavating equipment (1990-03-27),
7. 4813163 - Alignment fitting for attaching implements to a backhoe (1989-03-21),
8. 4554635 - Method and apparatus for marking or cutting laminar patterns or forms (1985-11-19),
9. 4551810 - Method and apparatus for designing duct work and for producing patterns (1985-11-05),
10. 4224003 - Backhoe mounted vibrating plate soil compactor (1980-09-23),
11. 4018135 - Hydraulically powered impact device (1977-04-19),
Company Overview
Construction Technology, Inc., based in Denver, CO, specializes in innovative solutions for the construction industry. The company focuses on developing advanced technologies that enhance project efficiency, safety, and sustainability. Its expertise spans various domains, including construction management software, building information modeling (BIM), and automation tools. By integrating cutting-edge technology into traditional construction practices, Construction Technology, Inc. aims to transform how projects are planned, executed, and managed, ultimately driving progress in the 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

#94 in Denver, CO

#583 in Colorado

#27,540 in US

#51,831 in the World

Denver, CO (US)
Denver, CO, United States of America

Construction Technology, Inc.

Forward Citations = 211

12 inventors:

goldMedal Larry D Beller (3 out of 3 patents)

silverMedal Kenneth R Friedland (2 out of 2 patents)

bronzeMedal Paul T St Louis (2 out of 6 patents)

4.  Richard W Levine (2 out of 2 patents)

5.  Ronald L Major (1 out of 1 patent)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Construction Technology, Inc.. Retrieved from https://idiyas.com/company/construction-technology

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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