P

Inventor

SCHWARTZ STEPHEN

US10 patents
⚠️ This page may combine multiple inventors who share the name “SCHWARTZ STEPHEN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

DESIGN LAB LLC

4 patents
USD382307SAug 12, 1997

Remote control sound toy

DESIGN LAB LLC73 citations92
US6315631B1Nov 13, 2001

Method of generating dual track sounds for an electronic toy

DESIGN LAB LLC10 citations72
US6183337B1Feb 6, 2001

Electronic toy and method of generating dual track sounds for the same

DESIGN LAB LLC11 citations72
USD387823SDec 16, 1997

Toy pony

DESIGN LAB LLC8 citations68

PEERLESS SYSTEMS INC

1 patent
US6891632B2May 10, 2005

Method and apparatus for selecting print strategy for optimal performance

PEERLESS SYSTEMS INC62 citations92

OHIO ART CO

1 patent
US5867914AFeb 9, 1999

Drawing device with multimedia enhancement

OHIO ART CO20 citations91

PENN STATE RES FOUND

1 patent
US6558546B2May 6, 2003

pH dependent membrane diffusion

PENN STATE RES FOUND19 citations90

STEPHEN SCHWARTZ DESIGN

1 patent
US5512001AApr 30, 1996

Toy vehicle

STEPHEN SCHWARTZ DESIGN31 citations86

HASBRO INC

1 patent
USD473979SApr 29, 2003

Pet toy

HASBRO INC6 citations67

SCHWARTZ STEPHEN

1 patent
US5366221ANov 22, 1994

Random play indicator

SCHWARTZ STEPHEN3 citations52