Inventor

PIWKO JR ROBERT D

US3 patents

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

MATTEL INC

2 patents

USD518967SApr 18, 2006

Infant seat

MATTEL INC17 citations87

USD513130SDec 27, 2005

Infant seat

MATTEL INC13 citations79

PIWKO JR ROBERT D

1 patent

US8992283B2Mar 31, 2015

Entertainment device with mode indicator

PIWKO JR ROBERT D5 citations65