1
Roger D Melen: Record document authentication by microscopic grain structure and method. Canon Research Center America, Paul Hentzel, June 28, 1994: US05325167 (152 worldwide citation)

Record document may be authenticated against reference grain data obtained from the document at a prior time. The body of the document is formed by base medium bearing the record entries such as text within record site. Grain seal site is located at a predetermined location within the base medium. T ...


2
James T Walker: Composite display device for combining image data and method. Cromemco, Paul Hentzel, February 23, 1982: US04317114 (115 worldwide citation)

A set of overlay images are established within a stack of memory maps for superpositioning over a host image on a raster display. The overlay images include legends, grids, cursors, graphs, formats, etc. which are primarily empty background with few actual image pixels. Overlay conflict between corr ...


3
James Terrell Walker: Interface device for encoding a digital image for a CRT display. Cromemco, Paul Hentzel, October 17, 1978: US04121283 (101 worldwide citation)

A display interface connected between a computer and a CRT device processes predetermined blocks of display data from predetermined locations in a memory of the computer to form pixels having predetermined characteristics in the display fields of the CRT device. A CRT display format of parameters su ...


4
William S Perell, Neil S Hayden, Walter D Benvin: Data certification and verification system having a multiple-user-controlled data interface. William S Perell, Paul Hentzel, December 2, 2003: US06658400 (77 worldwide citation)

A method and apparatus is described for multiple-party data attribute management system and interface structure which permits different categories of users to contribute and control different types of source data, while adding informational value to data contributed by other users. The system provid ...


5
Elliot M Furman: Lockout device for preventing telephone eavesdropping from an extension device, and method. Paul Hentzel, November 3, 1998: US05832057 (76 worldwide citation)

Remote telephone coder 10R and local telephone coder 10L provide coding and decoding for voice communication between remote telephone set 11R and local telephone set 11L through telephone line 12. An eavesdropper listening in on a listening device such as remote extension telephone 14R or local exte ...


6
Roger D Melen: Non-linear aggregation mapping compression of image data and method. Canon Kabushiki Kaisha, Paul Hentzel, September 15, 1998: US05809172 (72 worldwide citation)

General apparatus 10 for carrying out non-linear aggregation compression and storage of pixel data is presented. Scanner device 10S receives record documents 10R containing record images 10D for providing analog data 10A. Analog-to-digital converter 12A digitizes the amplitudes of the analog data to ...


7
Roger N Anderson, Thomas E Deacon, David K Carlson: Apparatus and method for substrate heating utilizing various infrared means to achieve uniform intensity. Applied Materials, Paul Hentzel, Robert R Meads, January 12, 1993: US05179677 (71 worldwide citation)

A reflector array employs a number of linear, tubular heater lamps arranged in a circle concentric with the substrate to be heated. Some of the lamps have focusing reflectors and the remainder have dispersive reflectors. A peripheral cylindrical reflector surrounds the lamps and their associated ref ...


8
Gerald R Wald, Daniel J Weaver, Michael J Piccardo, James B McLaughlin, Robert Treiber: Portable data-gathering apparatus formed by modular components having operate-standby modes. The Singer Company, Paul Hentzel, Jeffrey Rothenberg, March 6, 1979: US04143417 (60 worldwide citation)

A hand-held data-gathering unit is formed by removably connected control and power modules: The control module contains a keyboard, a display device, a data input probe, and a microprocessor. The power module contains a rechargeable battery with a converter and associated power logic, and a memory s ...


9
Yung Chau Yen: Diffusion stop method for forming silicon oxide during the fabrication of IC devices. Advanced Micro Devices, Paul Hentzel, Mark Miller, December 6, 1988: US04789560 (53 worldwide citation)

High quality silicon oxide is grown for integrated circuits by oxidizing poly-crystalline silicon under an oxygen gas flow. A diffusion stop layer of thermal silicon nitride is formed on the underlying substrate prior to the deposition of the poly layer to be oxidized. The nitride layer isolates the ...


10
Michel A Rohner, Judit K Florence: Clipping polygon faces through a polyhedron of vision. The Singer Company, Paul Hentzel, J Dennis Moore, Jeff Rothenberg, June 24, 1980: US04208810 (53 worldwide citation)

A flight simulator combines flight data and polygon face terrain data to provide a CRT display at each window of the simulated aircraft. The data base specifies the relative position of each vertex of each polygon face therein. Only those terrain faces currently appearing within the pyramid of visio ...