21 Utility and 35 Design Patents
#6 in Glenview, US
#144 in
#2,232 in US
#3,800 in the World
rank by design patentsForward Citations = 647
Company Filing History:

R B Toy Development Co.

Rub-a-venture

Imaginings 3, Inc.
4. 2 out of 2
Rb Toy Development
5. 1 out of 15

where one patent can have more than one assignee
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