Peterborough, Canada

Richard M Keefer


Average Co-Inventor Count = 1.1

ph-index = 11

Forward Citations = 581(Granted Patents)


Location History:

  • Peterborouth, CA (1989)
  • Peterborough, CA (1988 - 1996)
  • Ontario, CA (1987 - 1999)

Company Filing History:


Years Active: 1987-1999

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11 patents (USPTO):Explore Patents

Title: Innovations by Richard M Keefer

Introduction

Richard M Keefer is a notable inventor based in Peterborough, Canada. He has made significant contributions to the field of microwave technology, holding a total of 11 patents. His work focuses on enhancing the efficiency and effectiveness of microwave packaging structures.

Latest Patents

Among his latest patents are innovative designs for microwave packaging structures. These active elements are engineered to modify the heating of foodstuffs and other microwave-heatable loads. They respond to changes in load dielectric properties with temperature or as a result of changes in state, composition, or density during heating. Additionally, they react to the presence or absence of loads and adjacent dielectric materials. The active elements, which may include looped slots or strips, are designed to become resonant or non-resonant during microwave heating based on the load's presence or absence. These elements can be constructed from electroconductive metal or artificial dielectric material. Keefer has also developed smart microwave packaging structures with similar functionalities, further showcasing his expertise in this area.

Career Highlights

Richard M Keefer has worked with Alcan International Limited, where he contributed to various projects that advanced microwave technology. His experience in the industry has allowed him to refine his inventions and bring innovative solutions to market.

Collaborations

Some of his notable coworkers include Cindy M Lacroix and Claude P Lorenson, who have collaborated with him on various projects throughout his career.

Conclusion

Richard M Keefer's contributions to microwave technology through his patents and collaborations highlight his innovative spirit and dedication to advancing the field. His work continues to influence the way microwave packaging structures are designed and utilized.

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