Koenigsbronn, Germany

Karl-Heinz Schuster

This inventor holds 98 USPTO granted patents and 2 published patent applications and 4 EPO patents, primarily in Microlithography Systems (CPC class G03B2-754). Top assignees: Carl-Zeiss-Smt Ag, Carl-Zeiss-Stiftung, Carl Zeiss Smt Gmbh. Active years: 1994-2020.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Karl-Heinz Schuster. Retrieved from https://idiyas.com/inventor/karl-heinz-schuster

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

USPTO Granted Patents = 98 

% Patents Active = 39.8

 

Average Co-Inventor Count = 1.9

ph-index = 26

Forward Citations = 2,221(Granted Patents)

Forward Citations (Not Self Cited) = 2,133(Dec 10, 2025)


Inventors with similar research interests:


Location History:

  • Bad Wurzach, DE (1994 - 1998)
  • Rechbergstrasse, DE (2001)
  • Königsbronn-Zang, DE (2002 - 2006)
  • Königsbronn, DE (2001 - 2008)
  • 89551 Koenigsbronn, DE (2008 - 2009)
  • Konigsbronn, DE (2000 - 2010)
  • Koenigsbronn, DE (2002 - 2020)

Company Filing History:


Years Active: 1994-2020

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Areas of Expertise:
Microlithography
Projection Objective
Illumination System
High-NA Lens
Optical System
Interferometric Measuring
Exposure Apparatus
Imaging System
Catadioptric Objective
Liquid Lens
Reticle-Masking Objective
Very-High Aperture
98 patents (USPTO):Explore Patents

Title: **The Innovations of Karl-Heinz Schuster**

Introduction

Karl-Heinz Schuster, an accomplished inventor based in Koenigsbronn, Germany, holds an impressive portfolio of 98 patents. His innovations primarily focus on optical elements and microlithographic projection exposure apparatuses, which have contributed significantly to advancements in visual technologies and manufacturing processes.

Latest Patents

Among his latest patents, one stands out: an innovative optical element designed for a head-mounted display device that generates virtual images. This optical element features a two-part structure where the first part consists of an optically effective structure made from cycloolefin polymers. The second part is bonded together with an adhesive composition made from an ultra material. The patent specifies strict refractive index differentials for materials to ensure high-quality imaging.

Another notable patent includes a method for a microlithographic projection exposure apparatus equipped for immersion operations. This apparatus incorporates a specialized projection lens where immersion liquid is introduced into an immersion space. To maintain optimal operational efficiency, heat transfer elements regulate the temperature of the immersion liquid, mitigating refractive index fluctuations caused by temperature gradients.

Career Highlights

Karl-Heinz Schuster has made significant strides in his career while working with esteemed companies such as Carl Zeiss SMT AG and the Carl Zeiss Stiftung. Throughout his tenure, he has been instrumental in developing breakthrough technologies that have set industry benchmarks.

Collaborations

Schuster's collaborative efforts with colleagues like Wolfgang Singer and Wilhelm Ulrich have further propelled his innovation journey. These partnerships have fostered a creative environment where ideas can flourish, ultimately leading to the successful execution of technological advancements.

Conclusion

Karl-Heinz Schuster's contributions to the field of optics and projection technology underscore the importance of innovation in modern-day applications. His extensive patent portfolio reflects his commitment to advancing technology and highlights the collaborative spirit that drives innovation. Through his work, Schuster has not only enhanced existing technologies but also paved the way for future advancements in the industry.

Profile summary based on public USPTO records.
Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
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