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Grand Rapids, MI, United States of America

Rapistan Demag Corporation

USPTO Granted Patents = 18

Forward Citations = 554

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21 inventors (with patents filed for the assignee):

David H Cotter (6 out of 26 patents)

Bernard H Woltjer (6 out of 11 patents)

Curtis E LeMay (4 out of 15 patents)

4. Phillip J Gilmore (4 out of 12 patents)

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

6. Ricardo N Schiesser (2 out of 18 patents)

7. Martin R Doane (2 out of 4 patents)

8. Artemio Affaticati (1 out of 20 patents)

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

10. Michael Terence Black (1 out of 99 patents)

11. Arthur J Terpstra, Jr (1 out of 3 patents)

12. Richard J Micheletti (1 out of 3 patents)

13. James T Shearer, Jr (1 out of 6 patents)

14. Michael L Nitschke (1 out of 1 patent)

15. James F Hergenrother (1 out of 1 patent)

18 patents: Sort by Forward Citations

1. 5630495 - Conveyor system diverter components having friction-enhancing surfaces (1997-05-20),

2. 5588520 - Crossbelt sortation system (1996-12-31),

3. 5540323 - Modular pneumatic accumulation conveyor (1996-07-30),

4. 5531740 - Automatic color-activated scanning treatment of dermatological (1996-07-02),

5. 5531311 - Conveyor article propelling roller drive system (1996-07-02),

6. 5487462 - Extendable conveyor without base unit (1996-01-30),

7. 5452786 - High-speed paddle diverter (1995-09-26),

8. 5429225 - Modular pneumatic accumulation conveyor and method (1995-07-04),

9. 5423413 - Electrical cable support in extendable conveyor (1995-06-13),

10. 5415281 - High speed article unscrambler and aligner (1995-05-16),

11. 5358097 - Accumulation conveyor with retractable sensor (1994-10-25),

12. 5351809 - Multiple-stage extendable conveyor (1994-10-04),

13. 5275273 - Track intersection pin guide (1994-01-04),

14. 5267638 - Dual-servo control for conveyor induction systems (1993-12-07),

15. 5240101 - Multizone unscrambler (1993-08-31),

Rapistan Demag Corporation is a leading global provider of material handling solutions. With a legacy dating back to the 1930s, the company specializes in designing and manufacturing conveyor systems, automated guided vehicles, and warehouse automation technologies. With a strong focus on innovation and customer satisfaction, Rapistan Demag Corporation continues to deliver cutting-edge solutions to industries ranging from e-commerce and distribution to automotive and pharmaceuticals.

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

Rapistan Demag Corporation

Forward Citations = 554

21 inventors:

David H Cotter (6 out of 26 patents)

Bernard H Woltjer (6 out of 11 patents)

Curtis E LeMay (4 out of 15 patents)

4. Phillip J Gilmore (4 out of 12 patents)

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

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