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For the Inventor, By the Inventor

Cupertino, CA, United States of America

John K Ahlstrom

This inventor holds 7 USPTO granted patents. Top assignees: Cisco Technology, Inc., Cisco Systems Inc.. Active years: 2000-2008.

IDiyas Innovation Intelligence. (2026). Inventor Profile: John K Ahlstrom. Retrieved from https://idiyas.com/inventor/john-k-ahlstrom-39j8m0vo

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

Calculating rank
USPTO Granted Patents = 7

% Patents Active = 100.0

Average Co-Inventor Count = 2.7

ph-index = 7

Forward Citations = 443(Granted Patents)


Company Filing History:

goldMedal6 out of 21,424 
 
Cisco Technology, Inc.
 patents
silverMedal1 out of 133 
 
Cisco Systems Inc.
 patents

Years Active: 2000-2008

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7 patents (USPTO):Explore Patents
1. 7420927 - Method and apparatus for determining troubleshooting information for completed calls in a telecommunications network (2008-09-02),
2. 6781959 - Method and apparatus for determining troubleshooting information for completed calls in a telecommunications network (2004-08-24),
3. 6418468 - Automatically verifying the feasibility of network management policies (2002-07-09),
4. 6327618 - Recognizing and processing conflicts in network management policies (2001-12-04),
5. 6301613 - Verifying that a network management policy used by a computer system can be satisfied and is feasible for use (2001-10-09),
6. 6249787 - Method and apparatus for transmitting images and other objects over a computer network system (2001-06-19),
7. 6108655 - Method and apparatus for transmitting images and other objects over a (2000-08-22),

Title: John K Ahlstrom: Innovator in Telecommunications

Introduction

John K Ahlstrom is a notable inventor based in Cupertino, CA, with a focus on telecommunications technology. He holds a total of 7 patents, showcasing his contributions to the field. His work primarily revolves around improving the efficiency and reliability of voice-over IP calls.

Latest Patents

Ahlstrom's latest patents include a method and apparatus for determining troubleshooting information for completed calls in a telecommunications network. This innovation involves creating first information representing a Layer 3 path of a packet flow of a completed call that has passed through a packet-switched network. Additionally, second information representing a Layer 2 path of the same packet flow is generated. By retrieving selected phone call detail records associated with the completed call, Ahlstrom's method allows users to evaluate and troubleshoot problems experienced during the call. This comprehensive approach aids in identifying the likely path of a troubled call and provides essential data for effective troubleshooting.

Career Highlights

Throughout his career, Ahlstrom has worked with prominent companies such as Cisco Technology, Inc. and Cisco Systems Inc. His experience in these organizations has significantly contributed to his expertise in telecommunications and innovation.

Collaborations

Ahlstrom has collaborated with notable professionals in the field, including Stephen I Schleimer and Mehryar Khalili Garakani. These collaborations have further enriched his work and expanded the impact of his inventions.

Conclusion

John K Ahlstrom's contributions to telecommunications through his innovative patents and collaborations highlight his role as a significant inventor in the industry. His work continues to influence the way voice-over IP calls are managed and troubleshot, showcasing the importance of innovation in technology.

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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