David Blaker — 2 Patents at Bed-Check

David Blaker has been granted 2 US patents while listed as an inventor at Bed-Check. The first was granted in 1984 and the most recent in January 1986. David Blaker ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%). Patent records list David Blaker in Tulsa, OK, US.

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #	Title	Co-Inventors	Date
4565910	Switch apparatus responsive to distortion	Jeff L. Musick, Robert D. Blaker	1986-01-21
4484043	Switch apparatus responsive to pressure or distortion	Jeff L. Musick, Robert D. Blaker	1984-11-20

David Blaker — 2 Patents

Issued Patents All Time

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