| Patent No. | Patent Title: |
| 6213581 | Ink jet apparatus with retractable recovery device |
| 6183071 | Ink jet recording apparatus and method for recording information ... |
| 6133926 | Ink jet head and method of producing the same |
| 6126280 | Ink recording method |
| 6120135 | Printhead having heating element conductors arranged in spaced ap... |
| 6116710 | Ink jet recording method and apparatus using thermal energy |
| 6113223 | Ink jet recording head with ink chamber having slanted surfaces t... |
| 6102520 | Recording apparatus with ink spot volume regulation |
| 6099106 | Ink jet print head |
| 6086187 | Ink jet head having a silicon intermediate layer |
| 6074034 | Liquid jet recording head including a temperature sensor |
| 6070969 | Thermal inkjet printhead having a preferred nucleation site |
| 6068360 | Printer head drive system having negative feedback control |
| 6062667 | Ink jet recording apparatus constructed to detect a properly moun... |
| 6062680 | Liquid ejection head and apparatus and liquid ejection method |
| 6062678 | Ink-jet recording head with a particular arrangement of thermoele... |
| 6059394 | Driving method for ink jet recording head |
| 6053599 | Liquid jet printing head and printing apparatus having the liquid... |
| 6048052 | Ink jet recording head |
| 6042222 | Pinch point angle variation among multiple nozzle feed channels |
| 6039439 | Ink jet heater chip module |
| 6027200 | Information processing apparatus having means for estimating expe... |
| 6024431 | Image output apparatus, image output method, ink jet print method... |
| 6022093 | Ink jet recording apparatus and method |
| 6022100 | Liquid jet recording head having internal structure for controlli... |
| 6022099 | Ink printing with drop separation |
| 6019457 | Ink jet print device and print head or print apparatus using the ... |
| 6020905 | Ink jet printhead for drop size modulation |
| 6015203 | Rubbing member for ink jet apparatus |
| 6015200 | Light conductive member, illuminating device having the same, and... |
| 6010208 | Nozzle array for printhead |
| 6007187 | Liquid ejecting head, liquid ejecting device and liquid ejecting ... |
| 6003978 | Liquid discharge method, liquid discharging head, liquid discharg... |
| 6000778 | Recording apparatus recovery method using variable pressure |
| 6000783 | Nozzle plate for ink jet recording apparatus and method of prepar... |
| 6000787 | Solid state ink jet print head |
| 5992980 | Substrate for ink jet head, ink jet head provided with said subst... |
| 5992983 | Liquid jet recording head |
| 5992965 | Suction recovery device with a cap having a shape corresponding t... |
| 5988783 | Device and method for determining sufficiency of ink supply for i... |