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For the Inventor, By the Inventor

Valley Cottage, NY, United States of America

Robert Alan Philhower

This inventor holds 23 USPTO granted patents and 1 published patent application, primarily in Processor Design. Top assignee: International Business Machines Corporation. Active years: 2000-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Robert Alan Philhower. Retrieved from https://idiyas.com/inventor/robert-alan-philhower

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

Calculating rank
USPTO Granted Patents = 23 

% Patents Active = 34.8

Average Co-Inventor Count = 3.7

ph-index = 7

Forward Citations = 160(Granted Patents)


Location History:

  • Carmel, NY (US) (2000)
  • Valley Cottage, NY (US) (2004 - 2021)

Company Filing History:

goldMedal23 out of 166,425 
 
International Business Machines Corporation
 patents

Years Active: 2000-2026

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Areas of Expertise:
Fully Homomorphic Encryption
Branch Prediction
Power Management
Instruction Fetch
Microprocessors
Dynamic Fusion
Thread Priority Control
Cache Fetch Alignment
Soft Error Handling
Multi-Cycle Latch
Control Logic Optimization
Arithmetic Unit
23 patents (USPTO):Explore Patents
1. 12574204 - Highly-parallel hardware architecture for fully homomorphic encryption (FHE) and butterfly-like algorithms (2026-03-10),
2. 11157280 - Dynamic fusion based on operand size (2021-10-26),
3. 11074379 - Multi-cycle latch tree synthesis (2021-07-27),
4. 10740104 - Tagging target branch predictors with context with index modification and late stop fetch on tag mismatch (2020-08-11),
5. 10579384 - Effective address based instruction fetch unit for out of order processors (2020-03-03),
6. 10552159 - Power management of branch predictors in a computer processor (2020-02-04),
7. 10037207 - Power management of branch predictors in a computer processor (2018-07-31),
8. 9996351 - Power management of branch predictors in a computer processor (2018-06-12),
9. 8255669 - Method and apparatus for thread priority control in a multi-threaded processor based upon branch issue information including branch confidence information (2012-08-28),
10. 8006070 - Method and apparatus for inhibiting fetch throttling when a processor encounters a low confidence branch instruction in an information handling system (2011-08-23),
11. 7925853 - Method and apparatus for controlling memory array gating when a processor executes a low confidence branch instruction in an information handling system (2011-04-12),
12. 7913070 - Time-of-life counter for handling instruction flushes from a queue (2011-03-22),
13. 7797521 - Method, system, and computer program product for path-correlated indirect address predictions (2010-09-14),
14. 7725659 - Alignment of cache fetch return data relative to a thread (2010-05-25),
15. 7681056 - Dynamic power management in a processor design (2010-03-16),

Title: Robert Alan Philhower: Innovator and Patent Holder from Valley Cottage, NY

Introduction

Robert Alan Philhower, residing in Valley Cottage, NY, is a recognized innovator noted for his contributions to technology through a remarkable portfolio of 22 patents. His work has had a significant impact on the field of computer engineering, particularly in instruction processing and synthesis techniques.

Latest Patents

Philhower's latest patents showcase his ingenuity and technical expertise. One of his notable inventions is the "Dynamic fusion based on operand size." This invention involves a processor receiving a plurality of instructions at an instruction pipeline and determining the operand bit field size for each instruction. By comparing the operand sizes to a predetermined threshold, the processor can fuse instructions that meet this criterion, enhancing execution efficiency.

Another significant patent by Philhower is the "Multi-cycle latch tree synthesis." This technology addresses complex interconnects by selecting a corresponding interconnect layer for source-sink pairs, ensuring signals propagate within required cycle delays. The innovative creation of a latch tree minimizes the number of necessary latches, thus optimizing circuit performance.

Career Highlights

Philhower is currently associated with the International Business Machines Corporation (IBM), where he continues to contribute to groundbreaking research and development. His extensive experience and dedication to innovation have solidified his reputation as a leading figure in his field.

Collaborations

Throughout his career, Philhower has worked alongside esteemed colleagues, including Michael K. Gschwind and Jonathan James DeMent. Their collaborative efforts in various projects have resulted in advancements that push the boundaries of technology and contribute to the evolution of computing systems.

Conclusion

Robert Alan Philhower's contributions through his patents highlight his status as an influential inventor in the technology domain. His work at IBM, coupled with his collaborations, represents a commitment to innovation that continues to shape the future of computer engineering. With a solid portfolio of patents, Philhower stands as a testament to the power of creativity and technical prowess in advancing modern 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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