Monsey, NY, United States of America

Hirsh Lewitan

This inventor holds 1 USPTO granted patent. Top assignee: International Business Machines Corporation. Active years: 1989.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hirsh Lewitan. Retrieved from https://idiyas.com/inventor/hirsh-lewitan

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

Calculating rank

% Patents Active = 100.0

Average Co-Inventor Count = 3.0

ph-index = 1

Forward Citations = 40(Granted Patents)


Company Filing History:


Years Active: 1989

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1 patent (USPTO):Explore Patents

Title: Hirsh Lewitan and His Patent for Global Wiring by Removal of Redundant Paths.

Introduction

Hirsh Lewitan is an inventor associated with Monsey, New York, and International Business Machines Corporation. His work includes a patented method for connecting nodes across multiple nets while managing limited path-space resources.

Latest Patents

Lewitan is credited with 1 patent: “Global Wiring by Removal of Redundant Paths.” The invention begins by generating initial zones for each net and calculating the cumulative demand for path spaces. It compares that demand with available supply and scores the paths in the initial zones. Redundant paths with the least favorable scores are gradually removed. If demand still exceeds supply, the method generates expanded zones in areas of shortage and continues removing redundant paths. The remaining paths are then used to interconnect the nodes of the nets.

Career Highlights

Lewitan’s patent addresses a routing challenge in which multiple nets compete for limited path spaces. By evaluating demand and removing redundant paths, the method provides a systematic way to identify paths for connecting the required nodes.

Collaborations

The supplied information lists Jerome B. Hickson, Jr., and Bradford Dunham as Lewitan’s coworkers. The available details do not specify their roles in developing or patenting this invention.

Conclusion

Hirsh Lewitan’s patent describes a resource-conscious approach to global wiring that uses demand analysis and redundant-path removal to connect nodes across multiple nets.

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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