Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D612022 | Shallow drainage channel | Owen Edward Luke | 2010-03-16 |
| D610767 | Organic matter digester | Owen Edward Luke | 2010-02-23 |
| D603932 | Rainwater tank | Owen Edward Luke | 2009-11-10 |
| D583913 | Storm water drainage pit | Owen Edward Luke | 2008-12-30 |
| D572358 | Grate | Owen Edward Luke | 2008-07-01 |
| D540438 | Drainage channel | — | 2007-04-10 |
| 6218177 | Ventilation for organic matter breakdown | — | 2001-04-17 |
| D364254 | Compost bin | — | 1995-11-14 |