John J. Erhard — 2 Patents at IBM

John J. Erhard has been granted 2 US patents while listed as an inventor at IBM. The first was granted in 1985 and the most recent in November 1992. John J. Erhard ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%). Patent records list John J. Erhard in Binghamton, NY, US.

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #	Title	Co-Inventors	Date	Approx Value ⓘ
5165022	Channel and control unit having a first I/O program protocol for communication with a main processor and a second universal I/O program protocol for communication with a plurality of I/O adapters	Raymond E. Losinger, Daniel James Sucher	1992-11-17	$11,529,000
4503516	Methodology for transforming a first editable document form prepared by an interactive text processing system to a second editable document form usable by an interactive or batch text processing system	Palmer W. Agnew, Anne S. Kellerman	1985-03-05	$15,799,000

John J. Erhard — 2 Patents

Issued Patents All Time

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