David C. Steele — 3 Patents at Sony

David C. Steele has been granted 3 US patents while listed as an inventor at Sony. The first was granted in 1989 and the most recent in February 2017. David C. Steele ranks #1,328,092 of 4,157,543 US inventors in our database (top 31.9%). Patent records list David C. Steele in Hickory, NC, US.

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #	Title	Co-Inventors	Date	Approx Value ⓘ
9569942	Sensor system for protection of artworks and other valuable objects	Robert S. Richter, William S. Anderson, Joel Christopher Rosson	2017-02-14
6356301	Method and apparatus for landing adjustment jig calibration check	David A Jones, Darwen John Cook	2002-03-12	$899,000
4847719	Apparatus and method for protecting the contacts of an electrical switch from current surges	Max W. Cook, Wade E. Moose	1989-07-11

David C. Steele — 3 Patents

Issued Patents All Time

Patent Widget