1
James A Katzman, Joel F Bartlett, Richard M Bixler, William H Davidow, John A Despotakis, Peter J Graziano, Michael D Green, David A Greig, Steven J Hayashi, David R Mackie, Dennis L McEvoy, James G Treybig, Steven W Wierenga: Multiprocessor system. Tandem Computers Incorporated, Donald C Feix, October 14, 1980: US04228496 (308 worldwide citation)

A multiprocessor system the kind in which two or more separate processor modules are interconnected for parallel processing includes two redundant interprocessor buses dedicated exclusively to interprocessor communication. Any processor module may send information to any other processor module by ei ...


2
Dwight W Decker, Payne Freret, Dirk Hughes Hartogs, Mark B Flowers, Frederick L Mueller: Speech and data multiplexor optimized for use over impaired and bandwidth restricted analog channels. Telebit Corporation, Donald C Feix, July 12, 1988: US04757495 (275 worldwide citation)

The present invention relates to an apparatus and method for the simultaneous transmission of analog speech and modulated data, such apparatus and method being optimized for use over impaired and bandwidth restricted analog channels, or digital representations of such channels. In each instance of u ...


3
Jean B Hugues, Lynn Weber, James E Herlinger, Katsuhito Nishikawa, Donald L Schuman, Gary W Yee: Method and apparatus for transferring wafers between cassettes and a boat. Silicon Valley Group, Donald C Feix, September 13, 1988: US04770590 (171 worldwide citation)

A wafer transfer mechanism used for transferring wafers between cassettes and a boat uses sensors to detect and to measure any offset of the actual center of each wafer being transferred with respect to the expected or precalibrated center of that wafer. An appropriate adjustment is made to effectiv ...


4
John H Hart, Frederick J Baker: Method and apparatus for bridging local area networks. Vitalink Communications Corporation, Donald C Feix, November 10, 1987: US04706081 (148 worldwide citation)

A communications system interconnects local Area Networks (LAN's) across broadcast simplex channels. The LAN's are connected independently and transparently of protocols above the data link layer so that the system appears to the user at a station in one Local Area Network as one large single networ ...


5
Martin P T Bradley, Leslie A Miller, Thomas J McCall, Duane L Middlebusher: Autosampler mechanism. Spectra Physics, Donald C Feix, October 23, 1984: US04478095 (141 worldwide citation)

A sampler for taking samples from multiple sources has a fixed, non-moving needle at a sampling station. A sample vial is lifted from a tray at the sampling station. The needle pierces the septum of the vial and enters the sample as the vial is lifted toward the needle. The sample vial is also rotat ...


6
Danial J Tierney, P Guy Howard: Hand-mounted bar code reader. Spectra Physics, Donald C Feix, T M Freiburger, Paul Davis, August 23, 1988: US04766299 (134 worldwide citation)

A hand worn laser bar code reader scanner device is of compact design and adapted to be worn comfortably on the back of the hand of the user. A switch associated with the laser is attached to a hand strap such that the bar code reader is switched on and off by deliberate flexure of muscles in the us ...


7
Dennis R Mitchell, James R Molenda, Karl S Nakamura: Portable computer with removable and replaceable add-on modules. Tandy Corporation, Donald C Feix, January 16, 1990: US04894792 (131 worldwide citation)

A portable computer is constructed to utilize bottom add-on expansion modules, battery tray compartment plug-in modules and mass storage plug-in drawer modules. The modules permit the operating capabilities of the portable computer to be readily altered as desired or as needed at a given location or ...


8
David C Paulsen, Glenn T Edens, Karl S Nakamura, David M Gallatin, Stephen R Hobson, William G Moggridge: Portable computer. Grid Systems Corporation, Donald C Feix, February 18, 1986: US04571456 (128 worldwide citation)

A portable computer is contained within an outer metal case which physically encapsulates and protects the working components of the computer in the closed, portable configuration. The metal case includes a base which serves as a heat sink for transferring waste heat from heat producing electrical c ...


9
Joseph F Rando, H Nicks Roberts: Automatic package label scanner. Spectra Physics, Donald C Feix, Paul Davis, Thomas M Freiburger, July 3, 1990: US04939355 (98 worldwide citation)

A point of sale bar code scanner, such as a grocery store check-out label scanner, that is attendant-free and completely automated in providing a listing or a total pricing of a customer's selected items. At each automated check-out, the customer initiates the process, places items on a conveyor, wh ...


10
John H Hart: Distributed load sharing. Vitalink Communications Corporation, Donald C Feix, March 7, 1989: US04811337 (90 worldwide citation)

Methods and apparatus for exchanging frames between bridges distribute load sharing in a communications network. The communications network is of the kind in which bridges, and related stations and local LANS, e.g. Ethernet LANs and 802 LANs, can be linked by paths in a plurality of sub-networks and ...



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