JM

John Roy McGrath

OL Orbital Engine Company (Australia) Pty Limited: 1 patents #36 of 72Top 50%
📍 Minlaton, AU: #1 of 4 inventorsTop 25%
Overall (All Time): #3,441,157 of 4,157,543Top 85%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6854440 Internal combustion engines and control Geoffrey Paul Cathcart, Christian Chandrakumar Zavier, Donald Andrew Railton 2005-02-15