For the Inventor, By the Inventor

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Chicago, IL, United States of America

Magenta Corporation, Ltd.

USPTO Granted Patents = 29

% Expired Patents = 3.4

EPO Patents = 1

Trademarks = 6

Forward Citations = 705

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12 inventors (with patents filed for the assignee):

Richard W Hofmann (22 out of 24 patents)

Michael C Illenberger (8 out of 8 patents)

Robert J Groya (7 out of 7 patents)

4. Greg McMurray (6 out of 9 patents)

5. John S Song (4 out of 10 patents)

6. Alex J Kutaj (4 out of 4 patents)

7. Richard W Hofman (2 out of 2 patents)

8. Richard W Hoffman (2 out of 2 patents)

9. George Rzevski (1 out of 1 patent)

10. Peter Skobelev (1 out of 1 patent)

11. John Kinsley (1 out of 1 patent)

12. Richard W Hoffmann (1 out of 1 patent)

13. Jean-Claude Jacquet (7 patents)

14. Lionel Duchamp (1 patent)

15. Arnaud Lavier (0 patent)

29 patents: Sort by Forward Citations

1. 7562002 - Agent, method and computer system for negotiating in a virtual environment (2009-07-14),

2. D586654 - Dispensing portion of a dispenser (2009-02-17),

3. D512634 - Dispensing portion of a closure (2005-12-13),

4. D512316 - Bottle neck (2005-12-06),

5. D504612 - Ovalish dispensing closure (2005-05-03),

6. D499012 - Ovalish dispenser (2004-12-01),

7. D498144 - Oval bottle (2004-11-10),

8. 5947345 - Child resistant telescopic small item dispenser (1999-09-07),

9. 5927529 - Child resistant container (1999-07-27),

10. 5850950 - Container for dispensing powdered granular or flaked substances (1998-12-22),

11. 5791504 - Child resistant container (1998-08-11),

12. 5752615 - Safety container (1998-05-19),

13. 5740938 - Safety container (1998-04-21),

14. 5709306 - Adult container and dispenser for small items (1998-01-20),

15. 5579933 - Safety container and dispenser for small items (1996-12-03),

Magenta Corporation, Ltd. is a leading provider of innovative solutions in the technology sector. With a focus on cutting-edge software development and digital transformation services, we help companies stay competitive in the fast-paced digital world. Our team of experts is dedicated to delivering high-quality solutions that drive business growth and success. Visit our website to learn more about how Magenta can help your company thrive.

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

Company Badge

USPTO Data Jan 1 1976 - Sep 15 2026

29 Patents

#152 in Chicago, IL

#622 in Illinois

#11,591 in US

#22,481 in the World

Chicago, IL, United States of America

Magenta Corporation, Ltd.

Forward Citations = 705

12 inventors:

Richard W Hofmann (22 out of 24 patents)

Michael C Illenberger (8 out of 8 patents)

Robert J Groya (7 out of 7 patents)

4. Greg McMurray (6 out of 9 patents)

5. John S Song (4 out of 10 patents)

Please report any incorrect information to [email protected]

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