For the Inventor, By the Inventor

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Grand Rapids, MI, United States of America

Mannesmann Dematic Rapistan Corp.

USPTO Granted Patents = 18

Trademarks = 1

Forward Citations = 527

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31 inventors (with patents filed for the assignee):

Dennis J Schuitema (5 out of 21 patents)

Ricardo N Schiesser (3 out of 18 patents)

John A Krznarich (3 out of 3 patents)

4. Allan D Ewing (3 out of 3 patents)

5. Gerald A Brouwer (2 out of 20 patents)

6. Ronald J DeVree (2 out of 3 patents)

7. James T Shearer, Jr (2 out of 6 patents)

8. Rodolfo Gianvito (2 out of 2 patents)

9. Kenneth J Kooistra (1 out of 17 patents)

10. Ronald C Ehlert (1 out of 7 patents)

11. Joseph G Mickley (1 out of 5 patents)

12. David H Cotter (1 out of 26 patents)

13. Frank W Veit (1 out of 16 patents)

14. Curtis E LeMay (1 out of 15 patents)

15. James A Medley (1 out of 2 patents)

18 patents: Sort by Forward Citations

1. 6269933 - Compact article unscrambler (2001-08-07),

2. 6152288 - High volume storage system with power and free drive (2000-11-28),

3. 6068105 - Low impact article diverter assembly (2000-05-30),

4. 6065588 - Contact assembly for accumulation conveyors (2000-05-23),

5. 6056107 - Compact article singulation conveyor (2000-05-02),

6. 6041909 - Conveyor sortation system with parallel divert (2000-03-28),

7. 6006893 - Extendable trailer loader/unloader with user interface section (1999-12-28),

8. 5927465 - Conveyor sortation system with parallel divert (1999-07-27),

9. 5918723 - Compact article singulation conveyor (1999-07-06),

10. 5860784 - High volume conveyor accumulator for warehouse (1999-01-19),

11. 5860512 - Sliding belt turn conveyor (1999-01-19),

12. 5857559 - Sliding belt turn conveyor (1999-01-12),

13. 5810158 - Belt accumulation conveyor (1998-09-22),

14. 5810154 - Low actuation force article sensor for conveyor (1998-09-22),

15. 5764014 - Automated guided vehicle having ground track sensor (1998-06-09),

Mannesmann Dematic Rapistan Corp. is a leading global supplier of integrated automated technology, software and services for optimizing supply chain efficiency. With a history spanning over 200 years, the company specializes in designing, manufacturing, installing and servicing conveyor systems, automated storage and retrieval systems, and warehouse management software. Their solutions are used in a wide range of industries including retail, e-commerce, food and beverage, and logistics.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 9 2025

18 Patents

#31 in Grand Rapids, MI

#627 in Michigan

#17,382 in US

#33,147 in the World

Grand Rapids, MI, United States of America

Mannesmann Dematic Rapistan Corp.

Forward Citations = 527

31 inventors:

Dennis J Schuitema (5 out of 21 patents)

Ricardo N Schiesser (3 out of 18 patents)

John A Krznarich (3 out of 3 patents)

4. Allan D Ewing (3 out of 3 patents)

5. Gerald A Brouwer (2 out of 20 patents)

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