Seebruck, Germany

Alfons Spies

This inventor holds 22 USPTO granted patents, primarily in Position Measurement Systems. Top assignees: Dr. Johannes Heidenhain Gmbh, Johannes Heidenhain Gmbh, Other. Active years: 1977-2003.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Alfons Spies. Retrieved from https://idiyas.com/inventor/alfons-spies

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


% Patents Active = 95.5

Average Co-Inventor Count = 1.2

ph-index = 11

Forward Citations = 292(Granted Patents)


Location History:

  • Munich, DE (1977 - 1981)
  • Seebruck, DE (1981 - 2003)

Company Filing History:


Years Active: 1977-2003

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Areas of Expertise:
Rotary Encoder
Position Measuring System
Magnetic Measuring Device
Photoelectric Device
Error Correction
Gas Bearing
Measurement Instrument
Sensor Technology
Two-Beam Interference
Auxiliary Magnetic Fields
Distance Sensing
Angle Measurement
22 patents (USPTO):Explore Patents

Title: Innovations of Alfons Spies: Patents in Position Measuring Systems

Introduction: Alfons Spies, an esteemed inventor based in Seebruck, Germany, has made significant contributions to the field of position-measuring systems. With a total of 22 patents to his name, Spies is recognized for his innovative approaches to rotary encoders and associated technologies. His latest inventions reflect a deep understanding of mechanics and electronic scanning systems.

Latest Patents: Alfons Spies' most recent patents include the development of a multiturn rotary encoder, which incorporates multiple code carriers coupled by a reduction gear. This sophisticated system features a first code carrier connected to an input shaft, while a scanning device provides an absolute positional readout within a single revolution. The innovative design includes a second code carrier that measures the rotation count of the shaft, utilizing a magnetic body and spatially arranged sensor elements to generate digital code words.

Another significant patent is for a position measuring system that integrates a scale graduation with a dynamic scanning element. This system is designed to operate along a measurement direction, producing intensity-modulated output signals. Notably, it addresses distortion by employing signal filtering to eliminate third harmonic interference in its output signal.

Career Highlights: Alfons Spies has worked with prominent companies such as Dr. Johannes Heidenhain GmbH and Johannes Heidenhain GmbH throughout his career. His expertise in developing complex measurement systems is evident in his innovative patents and significant contributions to these organizations.

Collaborations: Throughout his career, Alfons has collaborated with notable coworkers, including Wolfgang Holzapfel and Steffen Bielski. Their teamwork has facilitated advancements in precision measurement technologies.

Conclusion: Alfons Spies stands out as a prolific inventor, contributing to the field of position measuring systems through his innovative patents. His work continues to influence the industry, showcasing the importance of collaboration and creativity in engineering and technology.

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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