David Nelson — 2 Patents at Echonous

David Nelson has been granted 2 US patents while listed as an inventor at Echonous. The first was granted in 1995 and the most recent in March 2021. David Nelson ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%). Patent records list David Nelson in El Cajon, CA, US.

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #	Title	Co-Inventors	Date
D914220	Medical examination probe	Greg Nieminen, Nikolaos Pagoulatos, Shelby Brunke, Brandon Cheung, Christopher Loew	2021-03-23
5404848	Automotive drip pad assembly	—	1995-04-11

David Nelson — 2 Patents

Issued Patents All Time

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