Legal

McCallum Rademeyer & Freidmon - http://www.mrf.co.za/

Mypatent   -    http://www.mypatent.co.za/

US Patent Search  - http://patft.uspto.gov/

Useful

The Plastic Processing Troubleshooter - Bob Hatch  - http://www.plasticstroubleshooter.com

Inspiring

MIT - http://soon.media.mit.edu/

Design Spotter - http://www.designspotter.com/

Mocoloco - http://mocoloco.com/

Gadget Teardowns - http://www.ifixit.com/Teardown

Diseno Art - http://www.diseno-art.com/

Popular Mechanics - http://www.popularmechanics.com/

Gizmodo - http://gizmodo.com/

Crabfu Steam Works - http://www.crabfu.com/steamtoys/

Instructables - http://www.instructables.com/