Cupertino, CA, United States of America

Thomas Guthrie Zimmerman

USPTO Granted Patents = 59 


Average Co-Inventor Count = 1.6

ph-index = 26

Forward Citations = 3,764(Granted Patents)

DiyaCoin DiyaCoin 8.62 


Inventors with similar research interests:


Location History:

  • Flushing, NY (US) (1985 - 1994)
  • Melrose, MA (US) (1996)
  • San Francisco, CA (US) (1991 - 2007)
  • San Jose, CA (US) (2014 - 2017)
  • Cupertino, CA (US) (1996 - 2022)

Company Filing History:


Years Active: 1985-2024

where 'Filed Patents' based on already Granted Patents

59 patents (USPTO):

Title: Innovations of Thomas Guthrie Zimmerman: A Pioneer in Patented Technologies

Introduction: Thomas Guthrie Zimmerman, a prominent inventor based in Cupertino, CA, has made significant contributions to the field of technology with an impressive portfolio of 59 patents. His innovative work focuses on enhancing optical devices and distance perception mechanisms, showcasing his ability to merge creativity with technical expertise.

Latest Patents: Among his latest inventions are two notable patents that demonstrate his ingenuity. The first is a technology for reflection-based distance perception. This innovation enables a single camera to determine the height of an object by using a reflective surface backdrop. The camera captures the image of the object and, by analyzing the distance from the camera to the reflective surface as well as the distance between the object and its reflection, calculates the depth information effectively.

The second patent is an ophthalmic device that utilizes natural pupil dilation for enhanced eye examinations. It features a single or dual compartment configuration, which selectively emits infrared and visible light beams to perform precise eye fundus imaging. This device aids healthcare professionals in detecting eye-related ailments through analysis of anomalies in the pupillary reflex, significantly improving diagnostic accuracy.

Career Highlights: Thomas has worked with leading companies such as International Business Machines Corporation (IBM) and Vpl Research, Inc., where he applied his skills to develop innovative technological solutions. His tenure in these organizations has been marked by a strong commitment to research and development, positioning him as a key player in his field.

Collaborations: Throughout his career, Thomas has had the opportunity to collaborate with esteemed professionals, including Barton Allen Smith and Alexandros Karargyris. These partnerships have further enhanced his capabilities and have contributed to the successful development of various pioneering inventions.

Conclusion: Thomas Guthrie Zimmerman exemplifies the spirit of innovation through his extensive patent portfolio and contributions to optical technology and device design. His ability to create solutions that address practical challenges serves as an inspiration to aspiring inventors and industry professionals alike.

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