HH

Harold A. Hartleben

MA Mattel: 4 patents #223 of 1,179Top 20%
📍 Los Angeles, CA: #2,982 of 12,377 inventorsTop 25%
🗺 California: #124,610 of 386,348 inventorsTop 35%
Overall (All Time): #1,304,678 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
4762513 Reconfigurable walking toy with gear mechanism Terence A. Choy, Jaime Serna 1988-08-09
4682969 Reconfigurable vehicle-robot toy Terrence A. Choy 1987-07-28
4668205 Toy vehicle for simulating vehicle and aircraft Terence A. Choy 1987-05-26
4604073 Take-apart rocking stack toy James R. Livesey, William Hart 1986-08-05