Robert Allen Drehmel

This inventor holds 30 USPTO granted patents, primarily in Data Processing Architecture. Top assignee: International Business Machines Corporation. Active years: 1992-2021.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Robert Allen Drehmel. Retrieved from https://idiyas.com/inventor/robert-allen-drehmel

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

USPTO Granted Patents = 30

% Patents Active = 56.7

Average Co-Inventor Count = 4.3

ph-index = 10

Forward Citations = 615(Granted Patents)

Company Filing History:

30 out of 166,325

International Business Machines Corporation

patents

Years Active: 1992-2021

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Areas of Expertise:

Processor Thread Management

Bus Architecture

Data Decryption Interface

Multi-node Communication

Computer System Bridge

E-fuses

DRAM Control Structure

Non-blocking Crossbar Switch

Memory Subsystem Performance

Data Routing

Shared Bus Ordering

Synchronous Multi-drop

30 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 11074205 - Managing efficient selection of a particular processor thread for handling an interrupt (2021-07-27),

2. 10565140 - Techniques for issuing interrupts in a data processing system with multiple scopes (2020-02-18),

3. 10552351 - Techniques for issuing interrupts in a data processing system with multiple scopes (2020-02-04),

4. 10423550 - Managing efficient selection of a particular processor thread for handling an interrupt (2019-09-24),

5. 10210112 - Techniques for issuing interrupts in a data processing system with multiple scopes (2019-02-19),

6. RE44342 - Bus architecture employing varying width uni-directional command bus (2013-07-01),

7. 8069353 - Low-latency data decryption interface (2011-11-29),

8. 7873773 - Multi-node architecture with daisy chain communication link configurable to operate in unidirectional and bidirectional modes (2011-01-18),

9. 7757032 - Computer system bus bridge (2010-07-13),

10. 7469312 - Computer system bus bridge (2008-12-23),

11. 7461268 - E-fuses for storing security version data (2008-12-02),

12. 7409558 - Low-latency data decryption interface (2008-08-05),

13. 7275125 - Pipeline bit handling circuit and method for a bus bridge (2007-09-25),

14. 7254663 - Multi-node architecture with daisy chain communication link configurable to operate in unidirectional and bidirectional modes (2007-08-07),

15. 7234017 - Computer system architecture for a processor connected to a high speed bus transceiver (2007-06-19),

Title: **Robert Allen Drehmel: Innovator in Interrupt Management Technology**

Introduction

Robert Allen Drehmel, based in Goodhue, MN, is a prominent inventor with a significant portfolio, holding 30 patents to his name. His innovative work primarily focuses on managing efficient selections of processor threads and advanced interrupt handling techniques, showcasing his contributions to the field of data processing systems.

Latest Patents

Drehmel's latest patents demonstrate advanced methodologies for handling interrupts within a data processing system. One of his notable inventions is titled "Managing efficient selection of a particular processor thread for handling an interrupt." This patent outlines a system where a snooper connected to various processing units can effectively assess its capabilities to manage interrupts, responding dynamically based on its availability and selection criteria.

Another groundbreaking patent, "Techniques for issuing interrupts in a data processing system with multiple scopes," details a technique wherein an interrupt routing controller receives event routing messages that help in building event notification messages, thereby optimizing the interrupt handling process based on specific event target groups.

Career Highlights

Robert Allen Drehmel has made significant contributions to the field while working at the International Business Machines Corporation (IBM). His extensive experience at IBM has allowed him to focus on innovative approaches to data processing and interrupt management technologies, positioning him as a leader in his area of expertise.

Collaborations

Throughout his career, Drehmel has had the opportunity to collaborate with notable coworkers such as James Anthony Marcella and Kent Harold Haselhorst. Together, they have worked on various projects, enhancing the efficiency of interrupt handling systems and contributing to the development of cutting-edge technologies in data processing.

Conclusion

Robert Allen Drehmel's contributions to the field of technology through his patents and work at IBM highlight the ongoing need for innovation in data processing systems and interrupt management. His expertise and collaborative efforts with respected colleagues emphasize the importance of teamwork in driving forward advancements that improve technology in meaningful ways.

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]