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Inventor

BUTKIEWICZ ROBERT A

US4 patents
⚠️ This page may combine multiple inventors who share the name “BUTKIEWICZ ROBERT A”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

MATTEL INC

3 patents
US6663464B2Dec 16, 2003

Toy car wash play set

MATTEL INC25 citations89
US6508179B2Jan 21, 2003

Unpowered toy vehicle play set

MATTEL INC49 citations88
US7442109B2Oct 28, 2008

Articulated, steerable, toy vehicle

MATTEL INC11 citations77

BUTKIEWICZ ROBERT A

1 patent
US7677574B1Mar 16, 2010

Random chance device for use in a game where cards are drawn during play

BUTKIEWICZ ROBERT A4 citations47