Inventor
HIPPELY KEITH A
US21 patents
⚠️ This page may combine multiple inventors who share the name “HIPPELY KEITH A”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
MATTEL INC
13 patentsUS4558867ADec 17, 1985
Toy vehicle trackway set
MATTEL INC86 citations96
US5586923ADec 24, 1996
Toy vehicle playset for thermochromic vehicles
MATTEL INC77 citations95
US5310379AMay 10, 1994
Multiple configuration toy vehicle
MATTEL INC145 citations95
US4961716AOct 9, 1990
Toy apparatus including robotic arm
MATTEL INC60 citations95
US5334078AAug 2, 1994
Toy vehicle having articulated jaws
MATTEL INC108 citations94
US5871385AFeb 16, 1999
Thermochromic toy vehicle playset having robot arm detailer
MATTEL INC44 citations92
US5643040AJul 1, 1997
Toy vehicle playset having vehicle receiving and holding station
MATTEL INC47 citations92
US5022884AJun 11, 1991
Temperature activated toy vehicle
MATTEL INC32 citations92
US5743185AApr 28, 1998
Flexible thermally conductive stamp and material
MATTEL INC26 citations91
US4575350AMar 11, 1986
Track for toy vehicles
MATTEL INC37 citations91
US4516953AMay 14, 1985
Toy vehicular playset
MATTEL INC38 citations91
US6350171B1Feb 26, 2002
Toy motorcycle configurable as a hovercycle
MATTEL INC26 citations86
US6322418B1Nov 27, 2001
Toy airship alternately configurable as a hydrofoil craft
MATTEL INC19 citations77