For the Inventor, By the Inventor

Enter assignee name

Vancouver, WA, United States of America

Columbia Machine, Inc.

USPTO Granted Patents = 50

Trademarks = 4

Forward Citations = 506

Loading Chart...

Loading Chart...

35 inventors (with patents filed for the assignee):

Robert A Schmitt (17 out of 19 patents)

Stacy L Gildersleeve (13 out of 13 patents)

Allen Aaseth (10 out of 11 patents)

4. Llewellyn L Johnston (8 out of 14 patents)

5. Richard T Goode (3 out of 3 patents)

6. Jason Clark (3 out of 3 patents)

7. Joseph Barnes (2 out of 3 patents)

8. Emerson Kneipp (2 out of 2 patents)

9. Josh Justin Gierman (2 out of 2 patents)

10. Douglas Vernon High (2 out of 2 patents)

11. Tomas A Glascoe (2 out of 2 patents)

12. J Dennis Allison (2 out of 5 patents)

13. William J Huebner (2 out of 2 patents)

14. Daniel R Wahlstrom (2 out of 11 patents)

15. Josef Ott (1 out of 6 patents)

Core Competencies:

Concrete Products

Mold Assembly

Pallet Feed

Gas Entrainment

Mold Extraction

Automated Mold Change

Palletizer Technology

Adjustable Counterweight

Tumbling Apparatus

Article Stacking

Hoist Safety Mechanism

Building Block Formation

50 patents: Sort by Forward Citations

1. 12305924 - Method and apparatus for hardening mold grids using clamp quenching (2025-05-20),

2. 12221392 - Apparatus for gas entrainment via nano-bubbles into concrete upstream from a product mold (2025-02-11),

3. 12221391 - Method for adapting an existing concrete products forming machine for forming infused concrete products (2025-02-11),

4. 11795007 - Vertically actuated case turning device and method (2023-10-24),

5. 11591268 - Method for gas entrainment via nano-bubbles into concrete upstream from a product mold (2023-02-28),

6. 11148323 - Method for exchanging molds in a concrete products forming machine (2021-10-19),

7. 10967540 - Method for operating a mold extraction assembly in a concrete products forming machine (2021-04-06),

8. 10815072 - Turning device and method for turning articles on conveyors (2020-10-27),

9. 10603817 - Fully automated mold change with product height change (2020-03-31),

10. 10543618 - Pallet feed method and apparatus for use on a concrete products machine (2020-01-28),

11. 10279507 - Mold transfer assembly for concrete products forming machine (2019-05-07),

12. 10245757 - Mold extractor assembly for concrete products forming machine (2019-04-02),

13. 10245756 - Mold assembly for concrete products forming machine (2019-04-02),

14. 10066300 - Enhanced release compression shoe for use with concrete product forming machines (2018-09-04),

15. 9656844 - Hoist safety lock mechanism (2017-05-23),

Columbia Machine, Inc. is a leading manufacturer of concrete products equipment, serving customers worldwide. With over 80 years of experience, the company designs, builds, and supports a wide range of automated solutions for the concrete industry. They offer solutions for concrete block, paver, and precast production, including batching and mixing systems, handling and packaging equipment, molds, and other related products. Columbia Machine is dedicated to delivering innovative and reliable equipment, backed by exceptional customer service and support.

This text is generated by artificial intelligence and may not be accurate.

Company Badge

USPTO Data Jan 1 1976 - Jan 13 2026

50 Patents

#8 in Vancouver, WA

#142 in Washington

#6,775 in US

#13,616 in the World

Vancouver, WA, United States of America

Columbia Machine, Inc.

Forward Citations = 506

35 inventors:

Robert A Schmitt (17 out of 19 patents)

Stacy L Gildersleeve (13 out of 13 patents)

Allen Aaseth (10 out of 11 patents)

4. Llewellyn L Johnston (8 out of 14 patents)

5. Richard T Goode (3 out of 3 patents)

Please report any incorrect information to support@idiyas.com

Loading…