Inventor · disambiguated record
Donald Crabtree
Also filed as: CRABTREE DONALD · CRABTREE DONALD P
25 granted patents·1 pending application·110 citations·filing 2005–2021
95Inventor score
Top patents by PatentIndex Score
26 records- 0191US7689718B2Channel subsystem server time protocol commands and system thereforIBM·Filed 2007·Granted Mar 30, 2010·21 cites·28 claims
- 0287US8001225B2Server time protocol messages and methodsIBM·Filed 2010·Granted Aug 16, 2011·6 cites·20 claims
- 0385US10447532B2Non-disruptively merging coordinated timing networksIBM·Filed 2015·Granted Oct 15, 2019·4 cites·18 claims
- 0484US10903924B2Setting primary reference time of server time protocol facility of a coordinated timing network to a precision-time-protocol sourceIBM·Filed 2019·Granted Jan 26, 2021·4 cites·18 claims
- 0582US8738792B2Server time protocol messages and methodsCARLSON SCOTT M·Filed 2007·Granted May 27, 2014·7 cites·17 claims
- 0682US7779109B2Facilitating synchronization of servers in a coordinated timing networkIBM·Filed 2007·Granted Aug 17, 2010·11 cites·24 claims
- 0780US11271838B2Timing synchronizationIBM·Filed 2017·Granted Mar 8, 2022·3 cites·17 claims
- 0879US10177979B2Non-disruptively splitting a coordinated timing networkIBM·Filed 2015·Granted Jan 8, 2019·3 cites·20 claims
- 0979US8458361B2Channel subsystem server time protocol commandsCARLSON SCOTT M·Filed 2010·Granted Jun 4, 2013·4 cites·20 claims
- 1079US7783736B2Definition of an active stratum-1 server in a coordinated timing networkIBM·Filed 2007·Granted Aug 24, 2010·7 cites·25 claims
- 1174US10958727B2Facilitating precision time protocol use in a coordinated timing networkIBM·Filed 2019·Granted Mar 23, 2021·2 cites·20 claims
- 1274US9164699B2Channel subsystem server time protocol commandsIBM·Filed 2014·Granted Oct 20, 2015·2 cites·10 claims
- 1374US7895303B2Server time protocol control messages and methodsIBM·Filed 2007·Granted Feb 22, 2011·5 cites·20 claims
- 1474US7783913B2Facilitating recovery in a coordinated timing networkIBM·Filed 2007·Granted Aug 24, 2010·5 cites·25 claims
- 1573US9934113B2Enhanced console assisted recovery for a coordinated timing networkIBM·Filed 2015·Granted Apr 3, 2018·2 cites·10 claims
- 1673US8972606B2Channel subsystem server time protocol commandsIBM·Filed 2013·Granted Mar 3, 2015·2 cites·20 claims
- 1773US8416811B2Coordinated timing network having servers of different capabilitiesCARLSON SCOTT M·Filed 2008·Granted Apr 9, 2013·5 cites·19 claims
- 1872US7899894B2Coordinated timing network configuration parameter update procedureIBM·Filed 2006·Granted Mar 1, 2011·5 cites·20 claims
- 1970US7925916B2Failsafe recovery facility in a coordinated timing networkIBM·Filed 2008·Granted Apr 12, 2011·4 cites·20 claims
- 2065US7523352B2System and method for examining remote systems and gathering debug data in real timeIBM·Filed 2005·Granted Apr 21, 2009·4 cites·20 claims
- 2164US7958384B2Backup power source used in indicating that server may leave networkIBM·Filed 2009·Granted Jun 7, 2011·2 cites·15 claims
- 2263US7873862B2Maintaining a primary time server as the current time server in response to failure of time code receivers of the primary time serverIBM·Filed 2008·Granted Jan 18, 2011·2 cites·20 claims
- 2356US11323322B2Non-disruptively merging coordinated timing networksIBM·Filed 2019·Granted May 3, 2022·0 cites·7 claims
- 2454US10680890B2Non-disruptively splitting a coordinated timing networkIBM·Filed 2018·Granted Jun 9, 2020·0 cites·20 claims
- 2547US2023113968A1Network clock management via data serversIBM·Filed 2021·Application pending·0 cites
- 2643US9112626B2Employing configuration information to determine the role of a server in a coordinated timing networkCARLSON SCOTT M·Filed 2007·Granted Aug 18, 2015·0 cites·26 claims
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