Company Filing History:

9 out of 2,297

Digital Equipment Corporation

patents

2 out of 2,019

Compaq Computer Corporation, Inc.

patents

Years Active: 1993-2001

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11 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 6233668 - Concurrent page tables (2001-05-15),

2. 6125430 - Virtual memory allocation in a virtual address space having an (2000-09-26),

3. 6061773 - Virtual memory system with page table space separating a private space (2000-05-09),

4. 5978892 - Virtual memory allocation in a virtual address space having an (1999-11-02),

5. 5966735 - Array index chaining for tree structure save and restore in a process (1999-10-12),

6. 5873127 - Universal PTE backlinks for page table accesses (1999-02-16),

7. 5873120 - Variable split virtual address space allocation with multi-system (1999-02-16),

8. 5835961 - System for non-current page table structure access (1998-11-10),

9. 5819252 - Method and apparatus for handling and detecting an invalid use of a data (1998-10-06),

10. 5630166 - Controlling requests for access to resources made by multiple processors (1997-05-13),

11. 5202991 - Reducing the effect processor blocking (1993-04-13),

Title: Michael Seward Harvey: Innovator in Virtual Memory Systems

Introduction

Michael Seward Harvey is a notable inventor based in Hollis, NH (US). He has made significant contributions to the field of computer science, particularly in the area of virtual memory systems. With a total of 11 patents to his name, Harvey's work has had a lasting impact on multi-processor systems.

Latest Patents

One of Harvey's latest patents is titled "Concurrent Page Tables." This invention addresses the complexities of multi-processor systems by introducing a process page-table-base register and a system page-table-base register for each processor. These registers identify different page frames containing instances of a top-level subtable in a multi-level page table. The innovation allows for efficient translation of virtual addresses in both process-private and shared ranges. Another significant patent involves a new virtual memory system that includes a gap of inaccessible virtual addresses within the virtual address space. This system provides a routine for allocating accessible virtual addresses to currently executing processes while ensuring that these addresses remain contiguous and free from the inaccessible gap.

Career Highlights

Throughout his career, Michael Seward Harvey has worked with prominent companies such as Digital Equipment Corporation and Compaq Computer Corporation, Inc. His experience in these organizations has contributed to his expertise in developing advanced computing technologies.

Collaborations

Harvey has collaborated with notable coworkers, including Karen Lee Noel and Wayne M Cardoza. Their combined efforts have furthered the development of innovative solutions in the field of computer science.

Conclusion

Michael Seward Harvey's contributions to virtual memory systems and multi-processor technology have established him as a key figure in the field. His patents reflect a deep understanding of complex computing challenges and innovative solutions.

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