P

Inventor

GINKEL E ERNST

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

MATTEL INC

3 patents
USD838323SJan 15, 2019

Audiovisual device

MATTEL INC4 citations62
US7448935B2Nov 11, 2008

Liquid activated toys and operating systems for use with same

MATTEL INC4 citations54
US10866784B2Dec 15, 2020

Audiovisual devices

MATTEL INC0 citations36

RITTER JANICE E

1 patent
US8651953B2Feb 18, 2014

Electronic game device and method of using the same

RITTER JANICE E3 citations49