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For the Inventor, By the Inventor

St. Louis, MO, United States of America

Lukens General Industries, Inc.


USPTO Granted Patents = 13

Trademarks = 1

Forward Citations = 166

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15 inventors (with patents filed for the assignee):

goldMedal Keith L Jackson (7 out of 17 patents)

silverMedal Dallas L Schmitt (3 out of 6 patents)

bronzeMedal Kenneth E Spencer (2 out of 4 patents)

4.  John L Schauster (2 out of 2 patents)

5.  Jack H Kulp (1 out of 75 patents)

6.  Fred G Peil (1 out of 2 patents)

7.  Richard B Polley (1 out of 19 patents)

8.  James J Reece (1 out of 3 patents)

9.  Richard M Cunningham (1 out of 2 patents)

10.  Thomas L Behnke (1 out of 2 patents)

11.  Charles W Watt (1 out of 1 patent)

12.  David W Oplt (1 out of 1 patent)

13.  James J Wickman (1 out of 1 patent)

14.  Eugene L Benner (1 out of 1 patent)

15.  W Clifford Jones (1 out of 1 patent)


13 patents:

1. 4710053 - Traffic control elements (1987-12-01),
2. 4648326 - Radial axle railway truck with axle couplings at sides transversely (1987-03-10),
3. 4625653 - High adhesion railway power truck with body spring-supported on the (1986-12-02),
4. 4599922 - Method of manufacturing an eccentric shaft (1986-07-15),
5. 4562775 - Railway vehicle with end and intermediate trucks (1986-01-07),
6. 4554875 - Pedestal tie bar arrangement (1985-11-26),
7. 4546706 - Equipment mounting structure for inside bearing railway car trucks (1985-10-15),
8. 4538525 - Four-wheel passenger car truck (1985-09-03),
9. 4526108 - Means for supporting third rail collector gear and the like on inside (1985-07-02),
10. 4443510 - Conformable removable reflective marking tape (1984-04-17),
11. 4429637 - Railway vehicle truck (1984-02-07),
12. 4428320 - Reflective paving marker (1984-01-31),
13. 4428301 - Radial axle railway truck (1984-01-31),
Company Overview
Lukens General Industries, Inc. is a St. Louis-based company specializing in the development and manufacturing of advanced industrial solutions. The organization focuses on providing innovative products and services that cater to various sectors, including aerospace, automotive, and defense. With a commitment to quality and technological advancement, Lukens General Industries leverages its expertise to enhance operational efficiency and deliver tailored solutions that meet the evolving needs of its clients in a competitive market.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 13 2026

13 Patents

#155 in St. Louis, MO

#343 in Missouri

#23,838 in US

#45,039 in the World

St. Louis, MO (US)
St. Louis, MO, United States of America

Lukens General Industries, Inc.

Forward Citations = 166

15 inventors:

goldMedal Keith L Jackson (7 out of 17 patents)

silverMedal Dallas L Schmitt (3 out of 6 patents)

bronzeMedal Kenneth E Spencer (2 out of 4 patents)

4.  John L Schauster (2 out of 2 patents)

5.  Jack H Kulp (1 out of 75 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Lukens General Industries, Inc.. Retrieved from https://idiyas.com/company/lukens-general-industries

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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