U.S. patents available from 1976 to present.
U.S. patent applications available from 2005 to present.

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"Flight by machines heavier than air is unpractical and insignificant, if not utterly impossible."

Simon Newcomb, astronomer ; Said in 1902, less than two years before the first flight at Kitty Hawk

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Examiner: Hartary, Joseph W.


Primary examiner statistics: 2172 patents; average approval time: 701 days
Assistant examiner statistics: 1 patents; average approval time: 1168 days

Patents as Primary Examiner (view all)

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...

Patents as Assistant Examiner

Patent No. Patent Title:
6227639 Ink jet recording method and head
 
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