RA

Ross R. Allen

HP HP: 2 patents #91 of 888Top 15%
📍 Ramona, CA: #3 of 39 inventorsTop 8%
🗺 California: #512 of 17,285 inventorsTop 3%
Overall (1997): #6,214 of 185,788Top 4%
4
Patents 1997

Issued Patents 1997

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
5644139 Navigation technique for detecting movement of navigation sensors relative to an object David C. Beard, Mark T. Smith, Barclay J. Tullis 1997-07-01
5644343 Method and apparatus for measuring the temperature of drops ejected by an ink jet printhead 1997-07-01
5635969 Method and apparatus for the application of multipart ink-jet ink chemistry 1997-06-03
5600354 Wrap-around flex with address and data bus David E. Hackleman, William A. Buskirk 1997-02-04