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For the Inventor, By the Inventor

Austin, TX, United States of America

Michael I Catherwood

USPTO Granted Patents = 8

Average Co-Inventor Count = 2.7

ph-index = 7

Forward Citations = 110(Granted Patents)


Company Filing History:

goldMedal8 out of 20,290 
 
Motorola Corporation
 patents

Years Active: 1993-1999

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8 patents (USPTO):Explore Patents
1. 5890191 - Method and apparatus for providing erasing and programming protection (1999-03-30),
2. 5854944 - Method and apparatus for determining wait states on a per cycle basis in (1998-12-29),
3. 5680632 - Method for providing an extensible register in the first and second data (1997-10-21),
4. 5598569 - Data processor having operating modes selected by at least one mask (1997-01-28),
5. 5535376 - Data processor having a timer circuit for performing a buffered pulse (1996-07-09),
6. 5457802 - Integrated circuit pin control apparatus and method thereof in a data (1995-10-10),
7. 5249280 - Microcomputer having a memory bank switching apparatus for accessing a (1993-09-28),
8. 5249148 - Method and apparatus for performing restricted modulo arithmetic (1993-09-28),

Title: Michael I Catherwood: Innovator in EEPROM Technology

Introduction

Michael I Catherwood is a prominent inventor based in Austin, TX, known for his significant contributions to the field of electronics and data processing systems. With a total of 8 patents to his name, Catherwood has made notable advancements that enhance the functionality and reliability of electronic components.

Latest Patents

Catherwood's latest patents include a "Method and apparatus for providing erasing and programming protection" for EEPROMs. This invention aims to significantly reduce the risk of unintentional erasing or programming of EEPROMs. In one embodiment, a read access of a block protect value is required to enable the EEPROM charge pump. Additionally, an externally provided signal must be supplied to an integrated circuit to allow write access for modifying the block protect value. This innovation combines hardware and software protection for EEPROMs, ensuring enhanced security and reliability.

Another notable patent is the "Method and apparatus for determining wait states on a per cycle basis" in data processing systems. This invention provides a wait state value to indicate the number of wait states for each bus cycle. The data processing system inserts a number of wait states corresponding to the wait state value during the current bus cycle, improving the efficiency of data handling.

Career Highlights

Michael I Catherwood has had a distinguished career at Motorola Corporation, where he has played a crucial role in developing innovative technologies. His work has significantly impacted the electronics industry, particularly in the areas of memory protection and data processing.

Collaborations

Catherwood has collaborated with notable colleagues, including George L. Espinor and Norrie R. Robertson, contributing to various projects that have advanced the field of electronics.

Conclusion

Michael I Catherwood's contributions to EEPROM technology and data processing systems exemplify his innovative spirit and dedication to enhancing electronic components. His patents reflect a commitment to improving the reliability and security of electronic devices, making him a key figure in the industry.

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