RC

Richard S. Chang

MA Mattel: 5 patents #166 of 1,179Top 15%
TO Tonka: 1 patents #13 of 37Top 40%
📍 Lomita, CA: #86 of 637 inventorsTop 15%
🗺 California: #82,707 of 386,348 inventorsTop 25%
Overall (All Time): #766,128 of 4,157,543Top 20%
7
Patents All Time

Issued Patents All Time

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDate
5433669 Toy flying device Ian Ayton 1995-07-18
5052973 Toy car launcher with cable driven shuttle and pulleys Elliot Rudell, Joseph Cernansky, Roger Gardner, Steven J. Huebl, Robert D. Zera +1 more 1991-10-01
4631041 Miniature flywheel car for side-wheelie stunts Walter S. Nakano 1986-12-23
4492582 Teaching and entertainment device John Y. Ling, Daniel J. Shoff 1985-01-08
4421313 Display system having multiple viewing stations Jan B. Chodak 1983-12-20
4372556 Electronic soccer game Michael D. Minkoff 1983-02-08
4369971 Electronic bowling game Richard S. Levine 1983-01-25