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For the Inventor, By the Inventor

Palo Alto, CA, United States of America

Joseph H Evans

USPTO Granted Patents = 12

Average Co-Inventor Count = 1.5

ph-index = 11

Forward Citations = 452(Granted Patents)


Location History:

  • Santa Clara, CA (US) (1976)
  • Palo Alto, CA (US) (1976 - 1993)

Company Filing History:

goldMedal12 out of 1,259 
 
Raychem Limited
 patents

Years Active: 1976-1993

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12 patents (USPTO):Explore Patents
1. 5178797 - Conductive polymer compositions having improved properties under (1993-01-12),
2. 5049850 - Electrically conductive device having improved properties under (1991-09-17),
3. 4352083 - Circuit protection devices (1982-09-28),
4. 4329726 - Circuit protection devices comprising PTC elements (1982-05-11),
5. 4317027 - Circuit protection devices (1982-02-23),
6. 4238812 - Circuit protection devices comprising PTC elements (1980-12-09),
7. 4135553 - Recoverable sleeve (1979-01-23),
8. 4070746 - Method for covering an article with a recoverable sleeve (1978-01-31),
9. 4032010 - Marker assembly (1977-06-28),
10. 3996888 - Cleaning and lubricating system for fusing apparatus (1976-12-14),
11. 3988399 - Heat recoverable articles and methods therefor (1976-10-26),
12. 3985852 - Method of making tubular plastic sleeves (1976-10-12),

Title: The Innovative Contributions of Joseph H. Evans

Introduction

Joseph H. Evans, based in Palo Alto, CA, is a notable inventor with a remarkable portfolio of 12 patents. His inventive work focuses on the development of conductive polymer compositions that have significantly enhanced performance characteristics. Evans' contributions to the field highlight not only his creativity but also his commitment to advancing technology in practical applications.

Latest Patents

Among his latest patents, Evans has developed innovative conductive polymer compositions that include carbon black or graphite dispersed within a polymer matrix. Additionally, these compositions incorporate an arc-controlling additive, such as alumina hydrate. These advanced materials show remarkable performance improvements under electrical stress, making them particularly beneficial in circuit protection devices. Evans' work in this area showcases his ability to address real-world problems through innovative solutions.

Career Highlights

Joseph H. Evans has dedicated his career to pushing the boundaries of materials science and electrical engineering. His extensive background at Raychem Limited reflects his expertise in developing technologies that enhance electrical device functionality and reliability. Each patent not only represents his ingenuity but also serves to advance industry standards in circuit protection and conductive materials.

Collaborations

Throughout his career, Evans has collaborated with talented colleagues, including Lee M. Middleman and Donald F. Pettengill. These partnerships have enabled cross-pollination of ideas and have led to breakthroughs in conductive materials, contributing to the success of projects at Raychem Limited. Such collaborative efforts in research and development are crucial in driving innovation forward.

Conclusion

Joseph H. Evans stands out as an influential inventor whose work has significantly impacted the field of conductive polymers. His latest patents serve as a testament to his innovative thinking and dedication to improving circuit protection technologies. As a vital part of Raychem Limited, Evans continues to inspire future advancements in materials science, leaving a lasting legacy in the world of inventions.

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