Peter J. John
10Patents
8h-index
17Co-inventors
65Inventor score
Filing activity: Apr 8, 1992 → Jul 22, 2002
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5850234A | Ink jet printhead with improved operation | Performing Operations; Transporting | 101 | Expired |
| US5939206A | Stabilized porous, electrically conductive substrates | Emerging Cross-Sectional Technologies | 57 | Expired |
| US5808635A | Multiple die assembly printbar with die spacing less than an active print length | Performing Operations; Transporting | 34 | Expired |
| US5258781A | One-step encapsulation, air gap sealing and structure bonding of thermal ink jet printhead | Performing Operations; Transporting | 31 | Expired |
| US5497174A | Voltage drop correction for ink jet printer | Performing Operations; Transporting | 29 | Expired |
| US5519417A | Power control system for a printer | Performing Operations; Transporting | 12 | Expired |
| US5333007A | Moisture leakage resistant capping surface for ink jet printhead | Emerging Cross-Sectional Technologies | 11 | Expired |
| US6339881B1 | Ink jet printhead and method for its manufacture | Emerging Cross-Sectional Technologies | 8 | Expired |
| US5739830A | Monolithic printheads for ink jet printing apparatus | Performing Operations; Transporting | 7 | Expired |
| US6769765B2 | Filter with integral heating element | Performing Operations; Transporting | 2 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.