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Round Rock, TX, United States of America

John Cummings Schiff

This inventor holds 10 USPTO granted patents. Top assignee: International Business Machines Corporation. Active years: 2005-2011.

IDiyas Innovation Intelligence. (2026). Inventor Profile: John Cummings Schiff. Retrieved from https://idiyas.com/inventor/john-cummings-schiff

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

USPTO Granted Patents = 10

% Patents Active = 30.0

Average Co-Inventor Count = 3.4

ph-index = 4

Forward Citations = 29(Granted Patents)

Location History:

Austin, TX (US) (2005 - 2011)
Round Rock, TX (US) (2008 - 2011)

Company Filing History:

10 out of 166,351

International Business Machines Corporation

Years Active: 2005-2011

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10 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 8086977 - Design Structure for switching digital circuit clock net driver without losing clock pulses (2011-12-27),

2. 7888968 - Configurable pre-emphasis driver with selective constant and adjustable output impedance modes (2011-02-15),

3. 7821300 - System and method for converting between CML signal logic families (2010-10-26),

4. 7752480 - System and method for switching digital circuit clock net driver without losing clock pulses (2010-07-06),

5. 7477068 - System for reducing cross-talk induced source synchronous bus clock jitter (2009-01-13),

6. 7457091 - Pulldown driver with gate protection for legacy interfaces (2008-11-25),

7. 7382151 - Method for reducing cross-talk induced source synchronous bus clock jitter (2008-06-03),

8. 7212035 - Logic line driver system for providing an optimal driver characteristic (2007-05-01),

9. 7202723 - Adjustable switchpoint receiver (2007-04-10),

10. 6906550 - Modable dynamic terminator for high speed digital communications (2005-06-14),

Profile summary based on public USPTO records.

Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]

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