CS

Christopher J. Schultz

HP HP: 6 patents #753 of 7,018Top 15%
Overall (All Time): #886,794 of 4,157,543Top 25%
6
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
6000791 Printer having a removable print cartridge with handle incorporating an ink inlet value Joseph E. Scheffelin, David S. Hunt, Mark E. Young, Elizabeth Zapata, Alfred Zepeda 1999-12-14
5963238 Intermittent refilling of print cartridge installed in an inkjet printer Joseph E. Scheffelin, David S. Hunt, Mark E. Young, Elizabeth Zapata, Alfred Zepeda +1 more 1999-10-05
5852458 Inkjet print cartridge having a first inlet port for initial filling and a second inlet port for ink replenishment without removing the print cartridge from the printer Joseph E. Scheffelin, David S. Hunt, Mark E. Young, Elizabeth Zapata, Alfred Zepeda +1 more 1998-12-22
5777648 Inkjet print cartridge having an ink fill port for initial filling and a recharge port with recloseable seal for recharging the print cartridge with ink Joseph E. Scheffelin, David S. Hunt, Mark E. Young, Elizabeth Zapata, Alfred Zepeda +1 more 1998-07-07
5751320 Ink recharger for inkjet print cartridge having sliding valve connectable to print cartridge Joseph E. Scheffelin, David S. Hunt, Mark E. Young, Elizabeth Zapata, Alfred Zepeda +1 more 1998-05-12
5675367 Inkjet print cartridge having handle which incorporates an ink fill port Joseph E. Scheffelin, David S. Hunt, Mark E. Young, Elizabeth Zapata, Alfred Zepeda 1997-10-07