Azusa, CA, United States of America

John E Wreede


Average Co-Inventor Count = 2.0

ph-index = 18

Forward Citations = 1,529(Granted Patents)

Forward Citations (Not Self Cited) = 1,460(Oct 12, 2025)


Inventors with similar research interests:


Location History:

  • Moneovia, CA (US) (1990)
  • Monrovia, CA (US) (1976 - 1994)
  • Azusa, CA (US) (1993 - 1997)

Company Filing History:


Years Active: 1976-1997

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57 patents (USPTO):Explore Patents

Title: Innovator Spotlight: John E Wreede - Pioneer in Holographic Technology

Introduction: Meet John E Wreede, a prolific inventor based in Azusa, CA, USA, known for his remarkable contributions to holographic technology. With an impressive portfolio of 57 patents, Wreede has made significant advancements in the field of holography.

Latest Patents: Among his latest patents is the groundbreaking invention titled "Lamination of multilayer photopolymer holograms." This invention revolutionizes the process of creating multilayer photopolymer hologram structures without the need for intervening adhesive layers. Wreede's innovative method includes precise steps to ensure optimal holographic quality and durability.

Another notable patent is the "Apparatus and method for monitoring holographic light protection filters." This invention offers a sophisticated solution for detecting wavelength shifts in holographic light protection filters, enabling users to determine potential damage caused by moisture. By utilizing distinct areas within the hologram and comparing light reflections, Wreede's invention provides a reliable method for assessing hologram integrity.

Career Highlights: Wreede's expertise extends across various prestigious companies, including Hughes Aircraft Company and Hughes Electronics Corporation. Throughout his career, Wreede has demonstrated a commitment to pushing the boundaries of holographic technology, resulting in numerous groundbreaking patents that have shaped the industry.

Collaborations: Wreede has collaborated with esteemed colleagues such as Gaylord E Moss and Kevin H Yu, leveraging their collective expertise to drive innovation in holographic technology. Together, they have contributed to the advancement of cutting-edge solutions that have had a lasting impact on the field.

Conclusion: John E Wreede's legacy as an innovator in holographic technology is evident through his extensive patent portfolio and groundbreaking inventions. His pioneering work has not only reshaped the industry but also laid the foundation for future advancements in holography. Wreede's dedication to innovation and collaboration serves as an inspiration to aspiring inventors and researchers in the field.

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