logo

For the Inventor, By the Inventor

Little Chute, WI, United States of America

Steven J Geissler

This inventor holds 34 USPTO granted patents and 1 published patent application, primarily in Power Conversion Technology. Top assignees: Illinois Tool Works Inc., Advanced Energy Industries, Inc., Kaufman & Robinson, Inc.. Active years: 1994-2025.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Steven J Geissler. Retrieved from https://idiyas.com/inventor/steven-j-geissler

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

USPTO Granted Patents = 34 

% Patents Active = 82.4

Average Co-Inventor Count = 1.4

ph-index = 19

Forward Citations = 1,016(Granted Patents)


Location History:

  • Appleton, WI (US) (1994 - 2000)
  • Little Chute, WI (US) (1998 - 2010)
  • Fort Collins, CO (US) (2004 - 2015)
  • Ft. Collins, CO (US) (2005 - 2017)
  • Wellington, CO (US) (2023)

Company Filing History:

goldMedal22 out of 7,867 
 
Illinois Tool Works Inc.
 patents
silverMedal5 out of 362 
 
Advanced Energy Industries, Inc.
 patents
bronzeMedal5 out of 22 
 
Kaufman & Robinson, Inc.
 patents
4. 2 out of 14 
 
Miller Electric Mfg. Co.
 patents
5. 1 out of 834,453 
Other
 patents
where one patent can have more than one assignee

Years Active: 1994-2025

Loading Chart...
Areas of Expertise:
Power Conversion
Welding Power Supply
Induction Heating
Low Loss Switching
Power Factor Correction
Transformer Ignition
Universal Input Voltage
Power Measurement
34 patents (USPTO):Explore Patents
1. 12413148 - Power efficient load current derived switch timing of switching resonant topology (2025-09-09),
2. 12112919 - Load current derived switch timing of switching resonant topology (2024-10-08),
3. 11823867 - Load current derived switch timing of switching resonant topology (2023-11-21),
4. 9789559 - System and method for controlling multiple processes in a welding-type power source using a refined controller architecture (2017-10-17),
5. 9162310 - Enhanced power factor correction for welding and cutting power supplies (2015-10-20),
6. 7843138 - Power supply for a hot-filament cathode (2010-11-30),
7. 7778056 - Power converter with low loss switching (2010-08-17),
8. 7336512 - Power convertor with low loss switching (2008-02-26),
9. 7245084 - Transformer ignition circuit for a transformer coupled plasma source (2007-07-17),
10. 7235759 - Method and apparatus for receiving a universal input voltage in a welding, plasma or heating power source (2007-06-26),
11. 7005845 - Power measurement mechanism for a transformer coupled plasma source (2006-02-28),
12. 6987242 - Method and apparatus for receiving a universal input voltage in a welding, plasma or heating power source (2006-01-17),
13. 6911789 - Power supply for a hot-filament cathode (2005-06-28),
14. 6865096 - Power convertor with low loss switching (2005-03-08),
15. 6822396 - Transformer ignition circuit for a transformer coupled plasma source (2004-11-23),

Title: The Innovative Contributions of Steven J. Geissler

Introduction

Steven J. Geissler, based in Little Chute, Wisconsin, is a prominent inventor with a remarkable portfolio of 33 patents. His work primarily focuses on the development of technologies related to plasma sources and resonant topology, showcasing his expertise in the engineering sector.

Latest Patents

Among his latest innovations are two patents titled "Load Current Derived Switch Timing of Switching Resonant Topology." These patents discuss systems, devices, and methods related to plasma sources that utilize load current switch timing of zero volt switching resonant topology. This cutting-edge technology aims to enhance the efficiency and performance of plasma sources through innovative electrical engineering techniques.

Career Highlights

Throughout his career, Steven has made significant contributions while working with well-known companies such as Illinois Tool Works Inc. and Advanced Energy Industries, Inc. His roles in these organizations have allowed him to push the boundaries of technology in the industrial and energy sectors.

Collaborations

Steven has collaborated with talented professionals in his field, including coworkers Todd Gerald Batzler and Michael David Madsen. These partnerships have likely contributed to the success of his innovative projects and have fostered a collaborative environment that encourages the development of new ideas.

Conclusion

Steven J. Geissler's work exemplifies the spirit of innovation and the impact of dedicated inventors on technology's evolution. With a strong portfolio of patents and a proven track record in reputable companies, he continues to be a significant figure in the field of engineering, particularly in the realm of plasma technology. His contributions are a testament to the power of invention and collaboration in achieving groundbreaking advancements.

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]
Loading…