1
Okun Kwan, Nicholas Zaccagnino: Printer center sensing mechanism. Bunker Ramo Corporation, F M Arbuckle, M Liss, December 18, 1979: US04179223 (29 worldwide citation)

Three fixed optical sensing devices are positioned to sense the left and right margins as well as the center location of high speed printer carriage travel. Signals from the sensing devices are fed to programmed carriage logic control circuits which effect rapid carriage movements relative to the ce ...


2
William D Baxter: Master keyboard terminal with auxiliary keyboard terminal capability. Bunker Ramo Corporation, F M Arbuckle, M Liss, December 20, 1977: US04064560 (26 worldwide citation)

A master keyboard terminal is provided to communicate with a programmable control unit. Auxiliary keyboard terminals are connected to the master terminal, and utilize a substantial portion of the logic circuitry located in the master terminal. Auxiliary terminals may be scanned by the master termina ...


3
John M Raslavsky III: Bidirectional interface utilizing read-only memory, decoder and multiplexer. Bunker Ramo Corporation, F M Arbuckle, M Liss, November 28, 1978: US04127896 (19 worldwide citation)

An apparatus matches control code signals and data signals between data processing units which employ different control code formats. The interface is especially suitable for use between a computer bus interface and a controller or between two separate controllers. It employs read-only memory circui ...


4
Okun Kwan: Ribbon platform mechanism for extending ribbon life. Bunker Ramo Corporation, F M Arbuckle, M Liss, January 2, 1979: US04132486 (10 worldwide citation)

The present mechanism includes a vertically moving platform which raises and lowers a printing ribbon relative to the moving printhead of a printer. When the printhead is at its home position, the platform is at its raised position thereby locating the lowermost portion of the ribbon at the printhea ...


5
Okun Kwan: Magnetic head control assembly for a magnetic passbook printing system. Bunker Ramo Corporation, F M Arbuckle, M Liss, October 18, 1977: US04054198 (3 worldwide citation)

A printing apparatus is provided for printing on a document or bank passbook which has affixed thereto a magnetic stripe on which information with respect to the print operation is written and/or read by a magnetic head scanning assembly. The printing apparatus includes a document holder for accommo ...