For the Inventor, By the Inventor

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Chicago, IL, United States of America

Discovery Zone, Inc.

USPTO Granted Patents = 17

Trademarks = 1

Forward Citations = 209

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9 inventors (with patents filed for the assignee):

Ronald G Matsch (8 out of 8 patents)

Duane R Acker (6 out of 7 patents)

Ralph E Weimer (5 out of 11 patents)

4. Richard J Petersheim (3 out of 12 patents)

5. James F Gleeson (2 out of 9 patents)

6. Grant M Strawcutter (1 out of 13 patents)

7. Joe L Solling (1 out of 2 patents)

8. Richard J Walter (1 out of 2 patents)

9. Bernard Gutterman (1 out of 3 patents)

17 patents: Sort by Forward Citations

1. 5546967 - Apparatus and method for washing balls (1996-08-20),

2. 5542440 - Apparatus and method for washing balls (1996-08-06),

3. 5529082 - Apparatus and method for washing balls (1996-06-25),

4. 5499641 - Apparatus and method for washing balls (1996-03-19),

5. 5482565 - Method for washing balls (1996-01-09),

6. D360715 - Ball washer (1995-07-25),

7. 5425677 - Play enclosure having visually stimulating lighting (1995-06-20),

8. D358190 - Play enclosure (1995-05-09),

9. 5405304 - Multiple pathway play apparatus for climbing and crawling (1995-04-11),

10. D330744 - Combined amusement tube slide and an enclosing structure (1992-11-03),

11. D330742 - Combined amusement jumping mattress and an enclosing structure (1992-11-03),

12. D330741 - Combined amusement play area and an enclosing structure (1992-11-03),

13. D328940 - Playground padded sloped walkway and an enclosing structure (1992-08-25),

14. D328939 - Playground passage crawlway and netting (1992-08-25),

15. D328119 - Tube slide (1992-07-21),

Discovery Zone, Inc. is a leading provider of interactive play experiences for children. With a focus on creativity and learning through play, Discovery Zone offers a variety of indoor play areas and activities for kids of all ages. From climbing structures to arcade games, Discovery Zone provides a safe, fun, and engaging environment for children to explore and learn. Visit our website to learn more about our locations and offerings.

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

Company Badge

USPTO Data Jan 1 1976 - Jan 13 2026

17 Patents

#216 in Chicago, IL

#938 in Illinois

#18,361 in US

#34,913 in the World

Chicago, IL, United States of America

Discovery Zone, Inc.

Forward Citations = 209

9 inventors:

Ronald G Matsch (8 out of 8 patents)

Duane R Acker (6 out of 7 patents)

Ralph E Weimer (5 out of 11 patents)

4. Richard J Petersheim (3 out of 12 patents)

5. James F Gleeson (2 out of 9 patents)

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