Zeltweg, Austria

Alfred J Zitz

This inventor holds 64 USPTO granted patents, primarily in Mining Equipment (CPC class 299 ). Top assignees: Voest-Alpine Aktiengesellschaft, Vereinigte Osterreichische Eisen- Und Stahlwerke-Alpine Montan, Voest-Alpine Bergtechnik Gesellschaft M.b.h.. Active years: 1976-1999.


% Patents Active = 100.0

Average Co-Inventor Count = 2.9

ph-index = 11

Forward Citations = 470(Granted Patents)

Forward Citations (Not Self Cited) = 441(Dec 10, 2025)


Inventors with similar research interests:


Location History:

  • Zeltweg, OE (1976 - 1978)
  • Zeltweg, AT (1978 - 1999)

Company Filing History:


Years Active: 1976-1999

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Areas of Expertise:
Roof Bolt Drilling
Dust Removal
Cutting Machine
Mining Machine
Fluid Feeding
Conveyor System
Drift Advancing
Hydraulic Prop
Shearing Drum
Loading Device
Cooling System
Anchor Bolt
64 patents (USPTO):Explore Patents

Title: The Innovative Mind of Alfred J. Zitz

Introduction

Alfred J. Zitz, a prolific inventor hailing from Zeltweg, Austria, has made significant contributions to the field of mining and tunnelling through his innovative designs and technologies. With a remarkable portfolio of 60 patents, Zitz has established himself as a leader in engineering solutions that enhance operational efficiency and safety.

Latest Patents

Among his latest inventions is the "Roof Bolt Drilling and Setting Apparatus" and a method of controlling interlinked vehicles in mining and tunnelling. This innovative method involves utilizing distance measurements to adjacent wall surfaces defining a path of movement, employing at least two ultrasonic sensors arranged in a manner that offsets in the direction of movement. These sensors feed data to an evaluation and control circuit through vehicle couplings, which is enhanced by an autoadaptive learning microcomputer, ensuring precise control of the interlinked vehicles during operations.

Career Highlights

Throughout his career, Alfred J. Zitz has been affiliated with several esteemed companies such as Voest-Alpine Aktiengesellschaft and Vereinigte Österreichische Eisen- und Stahlwerke-Alpine Montan. His work in these organizations has provided him with the platform to develop and refine his innovative ideas, most notably in areas related to mining technology.

Collaborations

Zitz has had the opportunity to collaborate with notable professionals in his field, including Otto Schetina and Herwig Wrulich. These partnerships have undoubtedly contributed to the advancement of his inventions and the overall progress within the mining and tunnelling sectors.

Conclusion

Alfred J. Zitz's innovative spirit and extensive patent portfolio underscore his significant impact on mining and tunnelling technologies. As he continues to develop groundbreaking solutions, his work exemplifies the essence of ingenuity that drives progress in engineering and technology.

Profile summary based on public USPTO records.
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