1
Raymond M Petrucci, Bruce G Taylor, Edward C Giordano, James M Padilla, Carl Palmer: Quick-change filter cartridge and head therefor. Cuno Corporated, F Eugene Logan, Michael E Zall, April 5, 1988: US04735716 (122 worldwide citation)

A filtering device includes a head intended to be permanently installed in a fluid dispensing machine and a disposable canister therefor. A central chamber is formed in the head which chamber is in communication with an inlet port and an outlet port for receiving an unfiltered liquid and supplying a ...


2
Eugene A Ostreicher, Rodney A Knight, Joseph V Fiore, George T Emond, Kenneth C Hou: Charge modified microporous membrane, process for charge modifying said membrane and process for filtration of fluid. AMF, David E Dougherty, Michael E Zall, September 25, 1984: US04473474 (100 worldwide citation)

A cationic charge modified microporous membrane, process for producing said membrane and use thereof are provided. The membrane comprises a hydrophilic organic polymeric microporous membrane and a charge modifying amount of a primary cationic charge modifying agent bonded to substantially all of the ...


3
Kenneth C Hou, Tung Ping D Liao: Modified siliceous chromatographic supports. Cuno Incorporated, Michael E Zall, Samuel L Fox, February 9, 1988: US04724207 (80 worldwide citation)

A modified silica material which comprises silica covalently bonded to a synthetic polymer, the synthetic polymer being made from (a) a polymerizable compound capable of being covalently coupled directly to said silica, and (b) one or more polymerizable compounds containing (i) an ionizable chemical ...


4
Sandra F Haas, David J Haas: Patterned indicators. Temtec, Michael E Zall, February 17, 1998: US05719828 (75 worldwide citation)

A patterned indicator is provided which contains latent information. The patterned indicator includes a first substrate having first and second surfaces, the first surface having a uniform pattern printed of an ink thereon. A second transparent substrate having first and second surfaces is also prov ...


5
David J Haas: Long term rapid color changing time indicator. Temtec, Michael E Zall, February 11, 1997: US05602804 (74 worldwide citation)

The time indicator device of this invention is provided with a display layer with at least one defined display region therein. A migration layer is provided which overlies and is attached to the display layer. The migration layer has at least one migration region therein and in use each migration re ...


6
Yoshio Yamashita, Kiyomitsu Kurosaki: Midsole cushioning system. ASICS Corporation, Michael E Zall, February 17, 1998: US05718063 (72 worldwide citation)

A shoe is provided with a cushioning element, preferably a heel strike cushioning element for a sole portion of the shoe. The cushioning element includes a first chamber having substantially transparent flexible walls filled for example, with a liquid or gel cushioning material. A second chamber is ...


7
David J Haas: Self-expiring identification band. Temtec, Michael E Zall, July 28, 1998: US05785354 (71 worldwide citation)

An identification band is provided which includes an elongated band having an outer surface, an inner surface and first and second ends. A first chemical composition, e.g., a soluble ink, is distributed on the outer surface of the band proximate the first end. A display region is disposed in the ban ...


8
Kenneth C Hou, Eugene A Ostreicher: Filter and method of making same. AMF Incorporated, George W Price, Michael E Zall, January 5, 1982: US04309247 (69 worldwide citation)

Filter media sheets comprising particulate retention aid consisting of cellulose pulp of +100 to -100 Canadian Standard Freeness, and method of making the same.


9
Robert G Barnes Jr, Mark T Meyering: Reinforced microporous membrane. Cuno Incorporated, Michael E Zall, November 17, 1987: US04707265 (69 worldwide citation)

A reinforced laminated filtration membrane is provided. The membrane comprises:


10
Kenneth C Hou, Tung Ping D Liao: Modified polysaccharide supports. Michael E Zall, Jorge Goldstein, Sam Fox, May 5, 1987: US04663163 (68 worldwide citation)

A modified polysaccharide material which comprises: (1) polysaccharide covalently bonded to a synthetic polymer; (2) the synthetic polymer being made from (a) a polymerizable compound which is capable of being covalently coupled directly or indirectly to said polysaccharide, and (b) one or more poly ...