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Inventor
KAMPH CARL J
US
5 patents
⚠️ This page may combine multiple inventors who share the name “KAMPH CARL J”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
MATTEL INC
3 patents
US11825004B1
Nov 21, 2023
Communication device for children
MATTEL INC
4 citations
67
US8888100B2
Nov 18, 2014
Electronic toy
MATTEL INC
2 citations
53
US11951410B2
Apr 9, 2024
Ride-on toy vehicle
MATTEL INC
0 citations
51
CRAYOLA LLC
2 patents
US9756299B2
Sep 5, 2017
Handheld digital drawing and projection device
CRAYOLA LLC
0 citations
48
US10252483B2
Apr 9, 2019
Box-making apparatus and method
CRAYOLA LLC
0 citations
37