Categories

Archive for the ‘legislation’ Category

Simple electronic circuit patents

Thursday, February 7th, 2013

While circuits can't be copyrighted, they can be patented. Mats spotted this simple undervoltage indication circuit that is supposedly covered by a patent. As always the devils are in the details, so a specific non-obvious aspect of the circuit may be the patented component. Imagine how difficult innovation would be...

Tags:
Posted in legislation | 6 Comments »

Recent Comments

  • Alan: Reminds me of "bug zappers" shaped like tennis racquet. Outer mesh is ground for human contact, inner mesh has high voltage. They typically run from...
  • KH: He had qualms about electrolytic cap leakage impacting sleep current. I think such leakage is very low and hard to measure using hobby equipment, so...
  • Mike: Love these! great source for makers!
  • KH: Is my eyes playing tricks on me or did he just use gobs and gobs of solder on the top side?
  • Doug: When do we find out the winner??