1
C S Chan, Conrad L Wright, Gary E Hanson: Large expandable array thermal ink jet pen and method of manufacturing same. Hewlett Packard Company, May 14, 1991: US05016023 (133 worldwide citation)

A hybrid type thermal ink jet (TIJ) pen and method of manufacture wherein a plurality of individual thin film ink jet printheads, each including an orifice plate, are selectively spaced on and secured to an insulating substrate having ink feed ports therein which supply ink to the printheads. Buss l ...


2
Conrad L Wright, James G Bearrs, C S Chan, Robert R Hay, Frank Ura: Thermal ink jet printhead with self-passivating elements. Hewlett Packard Company, William H MacAllister, August 13, 1985: US04535343 (74 worldwide citation)

A passivation layer in a thermal ink jet printhead is formed or "grown" by a reaction between the materials of the ink jet structure to be protected and an element which will form a chemically inert, electrically insulating, thermally conductive compound. The resistor structure may be of tantalum or ...


3
Alfred I Pan, C S Chan, Conrad L Wright: Ink delivery system for printers. Hewlett Packard Company, June 9, 1992: US05121132 (32 worldwide citation)

An ink delivery system for an inkjet printer includes a vented supply chamber for providing a reservoir of ink and an ink compartment which is connected to the supply chamber via a hydrophobic membrane which acts as a fluid diode for regulating the flow of ink from the supply chamber into the compar ...