JS

Joseph E. Scheffelin

HP HP: 70 patents #247 of 16,619Top 2%
The Procter & Gamble: 10 patents #1,289 of 10,133Top 15%
SS Stmicroelectronics Sa: 8 patents #1,171 of 4,662Top 30%
SN Stmicroelectronics International N.V.: 5 patents #101 of 696Top 15%
📍 San Diego, CA: #332 of 23,606 inventorsTop 2%
🗺 California: #3,052 of 386,348 inventorsTop 1%
Overall (All Time): #20,152 of 4,157,543Top 1%
85
Patents All Time

Issued Patents All Time

Showing 76–85 of 85 patents

Patent #TitleCo-InventorsDate
5748216 Inkjet print cartridge having valve connectable to an external ink reservoir for recharging the print cartridge David S. Hunt, Mark E. Young, Elizabeth Zapata, Alfred Zepeda, Christopher J. Shultz +1 more 1998-05-05
5745137 Continuous refill of spring bag reservoir in an ink-jet swath printer/plotter Mark E. Young, Elizabeth Zapata, Kenneth J. Courian, George T. Kaplinsky, David W. Swanson +2 more 1998-04-28
5719610 Method and apparatus for regulating replenishment ink flow to a print cartridge 1998-02-17
5675367 Inkjet print cartridge having handle which incorporates an ink fill port David S. Hunt, Mark E. Young, Elizabeth Zapata, Alfred Zepeda, Christopher J. Schultz 1997-10-07
5673073 Syringe for filling print cartridge and establishing correct back pressure Winthrop D. Childers 1997-09-30
5673072 Method and apparatus for refilling a print cartridge having a spherical stopper 1997-09-30
5596358 Method and apparatus for refilling a print cartridge having a reservoir pressure of less than ambient pressure David S. Hunt, Jon Fong, Alfred Zepeda 1997-01-21
5448818 Method of assembly of a collapsible ink reservoir structure George T. Kaplinsky, David W. Swanson, Tofigh Khodapanah, James E. Clark 1995-09-12
5450112 Laminated film for ink reservoir 1995-09-12
5440333 Collapsible ink reservoir and ink-jet cartridge with protective bonding layer for the pressure regulator James H. Sykora, Tofigh Khodapanah, David S. Hunt, George T. Kaplinsky, Amy V. Liew +2 more 1995-08-08