WH

William Hart

MA Mattel: 6 patents #130 of 1,179Top 15%
Overall (All Time): #751,713 of 4,157,543Top 20%
7
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
7565864 Food tray insert for holding tacos 2009-07-28
5096451 Toy mermaid with voice unit Robin K. Smith, Liliane Davidson 1992-03-17
4750900 Quick draw mechanism for figure toy 1988-06-14
4626224 Slowly appearing, rapidly disappearing figure toy John Benson, Jerome F. Stratman 1986-12-02
4604073 Take-apart rocking stack toy James R. Livesey, Harold A. Hartleben 1986-08-05
4511342 Winding and launching device for toy vehicles Michael T. McKittrick 1985-04-16
4251949 Toy track and bowl with car height indicator Gordon H. Buck, Kenneth I. Amamoto, Michael T. McKittrick 1981-02-24