Patrick Kroger
22Patents
11h-index
27Co-inventors
67Inventor score
Filing activity: Jan 18, 2000 → Jun 6, 2005
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6900449B2 | Media type sensing method for an imaging apparatus | Physics | 49 | Expired |
| US6478401B1 | Method for determining vertical misalignment between printer print heads | Performing Operations; Transporting | 22 | Expired |
| US7391525B2 | Methods and systems to calibrate media indexing errors in a printing device | Electricity | 21 | Expired |
| US6561613B2 | Method for determining printhead misalignment of a printer | Performing Operations; Transporting | 20 | Expired |
| US6360582B1 | Method for calibration of chemical sensor in measuring changes in chemical concentration | Physics | 18 | Expired |
| US7380897B2 | Method and apparatus for calibrating a printhead | Performing Operations; Transporting | 15 | Active |
| US6880909B2 | Method and apparatus for adjusting drop velocity | Performing Operations; Transporting | 13 | Expired |
| US6669324B1 | Method and apparatus for optimizing a relationship between fire energy and drop velocity in an imaging device | Performing Operations; Transporting | 12 | Expired |
| US6600151B2 | Optical encoder assembly with non-engageable encoder housing and receiver plate comprising a through hole and window | Physics | 12 | Expired |
| US6629747B1 | Method for determining ink drop velocity of carrier-mounted printhead | Performing Operations; Transporting | 11 | Expired |
| US6962078B2 | Liquid level detection gauge and associated methods | Electricity | 11 | Expired |
| US6485124B1 | Optical alignment method and detector | Performing Operations; Transporting | 10 | Expired |
| US7126107B2 | Methods and apparatuses for sensing rotational position of a component in a printing device | Physics | 7 | Expired |
| US7044573B2 | Printhead alignment test pattern and method for determining printhead misalignment | Performing Operations; Transporting | 7 | Expired |
| US6604808B2 | Method for determining the skew of a printhead of a printer | Performing Operations; Transporting | 6 | Expired |
| US6749288B2 | Jet head box | Performing Operations; Transporting | 4 | Expired |
| US7049620B2 | Media type sensing method for an imaging apparatus | Physics | 2 | Expired |
| US6938975B2 | Method of reducing printing defects in an ink jet printer | Performing Operations; Transporting | 2 | Expired |
| US6612680B1 | Method of imaging substance depletion detection for an imaging device | Performing Operations; Transporting | 2 | Expired |
| US7358997B2 | Multiple resolution optical imager using single size image elements | Electricity | 2 | Active |
| US7156483B2 | Method for determining ink drop velocity of carrier-mounted printhead using an optical scanner | Performing Operations; Transporting | 1 | Expired |
| US7673957B2 | Method for determining an optimal non-nucleating heater pulse for use with an ink jet printhead | Performing Operations; Transporting | 1 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.