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Ames, IA, United States of America

Sauer Gmbh

Calculating rank

USPTO Granted Patents = 95

% Expired Patents = 4.2

CIPO Patents = 2

EPO Patents = 6

Trademarks = 2

Forward Citations = 976

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63 inventors (with patents filed for the assignee):

Alan W Johnson (12 out of 39 patents)

Joseph E Louis (9 out of 15 patents)

Michael A Betz (8 out of 14 patents)

4. Kerry G Geringer (8 out of 9 patents)

5. Jens Ketelaer (7 out of 9 patents)

6. Martin Reisacher (6 out of 14 patents)

7. Peter Hildebrand (5 out of 16 patents)

8. Wilhelm Gollner (5 out of 10 patents)

9. Jeffrey C Hansell (5 out of 6 patents)

10. Eckhard Skirde (4 out of 9 patents)

11. Thomas A Rosskopf (4 out of 4 patents)

12. William L Welscher (4 out of 4 patents)

13. Andreas Abt (3 out of 4 patents)

14. Martin J Oosterhuis (3 out of 9 patents)

15. Michael Kuhl (3 out of 10 patents)

Core Competencies:

Hydrostatic Transmission

Laser Machining

Vibration Control

Machine Tool

Hydraulic Motor

Optical Module

Cutting Insert

Ultrasonic Vibration

Control System

Power Takeoff

Displacement Control

Hydraulic Drive

95 patents: Sort by Forward Citations

1. 12251774 - Device for process monitoring in a deposition welding method (2025-03-18),

2. 11927825 - Exchangeable optical module for a laser machining machine (2024-03-12),

3. 11731215 - Machine tool for build-up welding (2023-08-22),

4. 11618099 - Device for process monitoring in a deposition welding method (2023-04-04),

5. 11612953 - Method for reducing or completely closing an opening of an inner contour of a workpiece by means of a material melted by a laser deposition welding device (2023-03-28),

6. 11504805 - Method for machining a workpiece surface by means of a laser (2022-11-22),

7. 11478881 - Optical module having a device for automatically changing a collimation optic (2022-10-25),

8. 11376690 - Laser machine tool having suction system (2022-07-05),

9. 11331748 - Method for machining a cutting insert and corresponding device for machining a cutting insert (2022-05-17),

10. 11292095 - Spindle device and machine tool having a spindle device (2022-04-05),

11. 10821568 - Method and device for determining a vibration amplitude of a tool (2020-11-03),

12. 10809123 - Device for generating an ultrasonic vibration of a tool and for measuring vibration parameters (2020-10-20),

13. 10730158 - Method and device for measuring a resonance frequency of a tool set in ultrasonic vibration for machining (2020-08-04),

14. 10678219 - Method and device for processing a workpiece on a numerically controlled machine tool (2020-06-09),

15. 10596666 - Coupling system for use with a spindle apparatus of a machine tool (2020-03-24),

Company Overview

Sauer GmbH, headquartered in Ames, IA, specializes in advanced hydrostatic transmission systems, focusing on enhancing efficiency and performance in various applications. The company is recognized for its expertise in laser machining, vibration control, and the development of hydraulic motors and optical modules. With a commitment to innovation, Sauer GmbH also explores cutting-edge technologies such as ultrasonic vibration and precision cutting inserts, positioning itself as a leader in the machine tool sector.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 27 2026

95 Patents

#4 in Ames, IA

#27 in Iowa

#3,943 in US

#8,117 in the World

Ames, IA, United States of America

Sauer Gmbh

Forward Citations = 976

63 inventors:

Alan W Johnson (12 out of 39 patents)

Joseph E Louis (9 out of 15 patents)

Michael A Betz (8 out of 14 patents)

4. Kerry G Geringer (8 out of 9 patents)

5. Jens Ketelaer (7 out of 9 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Sauer Gmbh. Retrieved from https://idiyas.com/company/sauer

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

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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