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Hazen L Hoyt III, John D Sanders, Jon C Goldman, William R Mello: Semiconductor wafer carrier transport apparatus. Thermco Systems, John K Williamson, James C Valentine, February 2, 1988: US04722659 (26 worldwide citation)

Semiconductor wafers in plastic cassettes are loaded into (and later unloaded from) an input/output station serving a CVD furnace and thereafter the cassettes are non-manually transported by a programmable elevator to and from a flat-finder, a wafer transfer machine (where the wafers are transferred ...


2
Albert M Sciaky, William R Mello: Method and apparatus for manufacturing rotary drill bits. Sciaky Bros, Julius L Solomon, July 4, 1978: US04098448 (21 worldwide citation)

A method and apparatus for the manufacture of rotary drill bits such as are used for oil well drilling which are constructed from a multiplicity of segments. The segments are provided with registration means for positioning the segments relative to one another and are placed in a fixture where they ...


3
William R Mello: Tool detection system. Houdaille, Hill Van Santen Steadman & Simpson, March 12, 1985: US04504824 (16 worldwide citation)

Apparatus for detecting the presence of a tool in a spindle which can be used where automatic unattend operation occurs and it must be known that a tool is in the spindle. For example, if the tool changer on a machining center dropped a tool when transferring it from a magazine to a spindle the mach ...


4
Hazen L Hoyt III, Jon C Goldman, William R Mello: Semiconductor wafer carrier input/output drawer. Thermco Systems, William B Walker, June 19, 1990: US04934767 (12 worldwide citation)

Plastic cassettes carrying semiconductor wafers are loaded into and/or unloaded from an extended open drawer. The drawer is retractable to a closed position in a frame where the cassettes may be removed from or returned to the drawer by a programmable elevator. The frame may have several drawers and ...


5
William R Mello: Wafer boat transfer tool. Thermco Systems, John K Williamson, James C Valentine, March 1, 1988: US04728246 (8 worldwide citation)

A wafer boat transfer tool has an upper fork and a lower fork which may be differently configured for supporting wafer boats in different ways. The same tool may be used to transfer boats in one or more steps from locations where they are supported in one way to other locations where they are suppor ...


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