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For the Inventor, By the Inventor

Santa Ana, CA, United States of America

Ronald E Sheets

USPTO Granted Patents = 13

Average Co-Inventor Count = 1.3

ph-index = 9

Forward Citations = 452(Granted Patents)


Location History:

  • Westminster, CA (US) (1976 - 1977)
  • Santa Ana, CA (US) (1984 - 1999)

Company Filing History:

goldMedal10 out of 12 
 
Tamarack Scientific Co. Inc.
 patents
silverMedal1 out of 1 
 
Tamarac Scientific Co., Inc.
 patent
bronzeMedal2 out of 832,718 
Other
 patents

Years Active: 1976-1999

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13 patents (USPTO):Explore Patents
1. 5937993 - Apparatus and method for automatically handling and holding panels near (1999-08-17),
2. 5559629 - Unit magnification projection system and method (1996-09-24),
3. 5530516 - Large-area projection exposure system (1996-06-25),
4. 4940881 - Method and apparatus for effecting selective ablation of a coating from (1990-07-10),
5. 4698486 - Method of heating semiconductor wafers in order to achieve annealing, (1987-10-06),
6. 4649261 - Apparatus for heating semiconductor wafers in order to achieve (1987-03-10),
7. 4555630 - Automatic system for exposing and handling double-sided printed circuit (1985-11-26),
8. 4539479 - Automatic apparatus and method for exposing, registering, and handling (1985-09-03),
9. D272914 - Wide field illuminator (1984-03-06),
10. 4023904 - Optical microcircuit printing process (1977-05-17),
11. 4007987 - Vacuum contact printing system and process for electronic circuit (1977-02-15),
12. 3971940 - Detector absorptivity measuring method and apparatus (1976-07-27),
13. 3941475 - Optical microcircuit printing system (1976-03-02),

Title: The Innovative Contributions of Ronald E. Sheets

Introduction

Ronald E. Sheets, based in Santa Ana, CA, is a prolific inventor with an impressive portfolio of 13 patents. His work primarily focuses on advancements in photolithography and related technologies, showcasing his commitment to innovation in the field.

Latest Patents

Among his latest breakthroughs is an "Apparatus and Method for Automatically Handling and Holding Panels." This invention features bi-modal vacuum cup-bellows devices designed to streamline the handling of panels during photolithographic exposures. One significant aspect of this invention is its ability to retract behind the surface of a chuck, minimizing interference during operations. Additionally, it boasts registration pin mechanisms with bearings that prevent panel edges from hanging, thereby enhancing efficiency. Another notable patent is the "Unit Magnification Projection System and Method," which employs a Dyson lens system that allows for precise adjustments in image location through sophisticated optical components, ensuring accurate imaging in technological applications.

Career Highlights

Throughout his career, Ronald has made significant strides in the innovation landscape. He has contributed to the development of advanced technologies that are pivotal in various manufacturing processes, especially in the realm of optics and photolithography. His dedication to enhancing operational efficiencies has left a lasting impact on the industry.

Collaborations

In his journey as an inventor, Ronald E. Sheets has collaborated with esteemed individuals such as George A. Barbas and Howard W. Doering, Jr. These partnerships have allowed for the exchange of ideas and methodologies that have undoubtedly enriched his innovative endeavors.

Conclusion

Ronald E. Sheets stands out as a remarkable inventor whose contributions have significantly advanced the field of photolithography. With a total of 13 patents to his name, his work continues to inspire and influence new generations of inventors and industry professionals. Through collaborations and innovative designs, he demonstrates the vital role of inventors in driving technological advancements.

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