Inventor · disambiguated record
John K. Ahlstrom
Also filed as: AHLSTROM JOHN · AHLSTROM JOHN K
19 granted patents·1,183 citations·filing 1981–2004
96Inventor score
Top patents by PatentIndex Score
19 records- 0195US6418468B1Automatically verifying the feasibility of network management policiesCISCO TECH IND·Filed 2001·Granted Jul 9, 2002·114 cites·23 claims
- 0293US4493027AMethod of performing a call operation in a digital data processing system having microcode call and return operationsDATA GENERAL CORP·Filed 1981·Granted Jan 8, 1985·148 cites·1 claims
- 0392US6781959B1Method and apparatus for determining troubleshooting information for completed calls in a telecommunications networkCISCO TECH IND·Filed 2000·Granted Aug 24, 2004·89 cites·41 claims
- 0492US6301613B1Verifying that a network management policy used by a computer system can be satisfied and is feasible for useCISCO TECH IND·Filed 1998·Granted Oct 9, 2001·214 cites·17 claims
- 0591US6249787B1Method and apparatus for transmitting images and other objects over a computer network systemCISCO TECH INC·Filed 2000·Granted Jun 19, 2001·79 cites·9 claims
- 0690US6327618B1Recognizing and processing conflicts in network management policiesCISCO TECH IND·Filed 1998·Granted Dec 4, 2001·217 cites·39 claims
- 0790US4514800ADigital computer system including apparatus for resolving names representing data items and capable of executing instructions belonging to general instruction setsDATA GENERAL CORP·Filed 1981·Granted Apr 30, 1985·104 cites·14 claims
- 0878US6108655AMethod and apparatus for transmitting images and other objects over a computer network systemCISCO TECH INC·Filed 1997·Granted Aug 22, 2000·72 cites·14 claims
- 0973US7420927B1Method and apparatus for determining troubleshooting information for completed calls in a telecommunications networkCISCO TECH INC·Filed 2004·Granted Sep 2, 2008·14 cites·24 claims
- 1066US4675810ADigital data processing system having a uniquely organized memory system using object-based addressing and in which operand data is identified by names accessed by name tablesDATA GENERAL CORP·Filed 1981·Granted Jun 23, 1987·32 cites·18 claims
- 1162US4498132AData processing system using object-based information and a protection scheme for determining access rights to such information and using multilevel microcode techniquesDATA GENERAL CORP·Filed 1981·Granted Feb 5, 1985·28 cites·47 claims
- 1259US4731734ADigital computer system incorporating object-based addressing and access control and tables defining derivation of addresses of data from operands in instructionsDATA GENERAL CORP·Filed 1986·Granted Mar 15, 1988·27 cites·16 claims
- 1342US4803619ADigital data processing system incorporating apparatus for resolving namesBERNSTEIN DAVID H·Filed 1986·Granted Feb 7, 1989·15 cites·17 claims
- 1442US4498131AData processing system having addressing mechanisms for processing object-based information and a protection scheme for determining access rights to such informationDATA GENERAL CORP·Filed 1981·Granted Feb 5, 1985·12 cites·2 claims
- 1539US4455604ADigital data processing system having addressing means for translating operands into descriptors identifying data, plural multilevel microcode control means, and ability to execute a plurality of internal language dialectsDATA GENERAL CORP·Filed 1981·Granted Jun 19, 1984·10 cites·32 claims
- 1631US4499604ADigital data processing system for executing instructions containing operation codes belonging to a plurality of operation code sets and names corresponding to name table entriesDATA GENERAL CORP·Filed 1981·Granted Feb 12, 1985·3 cites·12 claims
- 1731US4493023ADigital data processing system having unique addressing means and means for identifying and accessing operandsDATA GENERAL CORP·Filed 1981·Granted Jan 8, 1985·3 cites·2 claims
- 1830US4661903ADigital data processing system incorporating apparatus for resolving namesDATA GENERAL CORP·Filed 1984·Granted Apr 28, 1987·1 cites·21 claims
- 1930US4517642ADigital computer system having unique means of referring to operands and ability to execute a plurality of internal languagesDATA GENERAL CORP·Filed 1981·Granted May 14, 1985·1 cites·9 claims
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