Kleinromstedt, Germany

Hans-Juergen Dobschal

This inventor holds 50 USPTO granted patents and 3 published patent applications and 3 EPO patents, primarily in Optical Imaging Systems. Top assignees: Tooz Technologies Gmbh, Carl Zeiss Ag, Carl Zeiss Jena Gmbh. Active years: 1999-2024.

USPTO Granted Patents = 50 

% Patents Active = 94.0

 

Average Co-Inventor Count = 2.4

ph-index = 8

Forward Citations = 201(Granted Patents)

Forward Citations (Not Self Cited) = 179(Dec 10, 2025)


Location History:

  • Jena, DE (1999)
  • Kleinromstedt, DE (2001 - 2023)
  • Bad Sulza, DE (2023)

Company Filing History:


Years Active: 1999-2024

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Areas of Expertise:
Smart Glasses
Spectacle Lens
Imaging Device
Virtual Image
Display Device
Telephoto Lens
Light Guide
Ocular Implant
Optical Element
Beam Combiner
Fresnel Structure
Zoom System
50 patents (USPTO):Explore Patents

Title: The Innovative Mind of Hans-Juergen Dobschal

Introduction

Hans-Juergen Dobschal, hailing from Kleinromstedt, Germany, is an accomplished inventor with a remarkable portfolio of 50 patents to his name. His work primarily focuses on optical systems, where he has significantly contributed to advancements in technologies such as smart glasses and light guide systems.

Latest Patents

Two of his latest notable patents include an optical system for generating a virtual image and an optical system for transmitting a source image. The first patent describes an optical system that includes a light guide worn in front of one eye, designed to guide light beams from a source image into the light guide. This system features a reflective outcoupling arrangement with multiple individual mirrors that facilitate the coupling of light beams originating from different imaging regions toward the eye. The second patent outlines an optical system that employs a light guide with a defined transmission channel, comprising an optical coupling arrangement and an optical decoupling arrangement. This arrangement is designed to enhance light propagation within the system through total reflection and ensure the effective decoupling of light for viewing.

Career Highlights

During his career, Dobschal has collaborated with prominent companies, including Tooz Technologies GmbH and Carl Zeiss AG. His contributions have played a pivotal role in the development of cutting-edge optical technologies, showcasing his expertise and dedication to innovation in his field.

Collaborations

Throughout his professional journey, Dobschal has worked alongside notable colleagues, such as Karsten Lindig and Guenter Rudolph. Their collaborations have undoubtedly fostered an environment of innovation and have contributed to the successful development of various projects in optical technology.

Conclusion

Hans-Juergen Dobschal's extensive work and numerous patents reflect a deep commitment to advancing optical systems and inventions. His innovative approach and collaboration with industry leaders position him as a key figure in the realm of optical technology, driving forward the boundaries of what is possible in modern applications.

Profile summary based on public USPTO records.
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