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For the Inventor, By the Inventor

Ames, IA, United States of America

Sauer Gmbh


USPTO Granted Patents = 95

% Expired Patents = 4.2



Trademarks = 2

Forward Citations = 973

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63 inventors (with patents filed for the assignee):

goldMedal Alan W Johnson (12 out of 39 patents)

silverMedal Joseph E Louis (9 out of 15 patents)

bronzeMedal 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:

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),
SAUER GmbH specializes in manufacturing and distributing high-quality industrial and automotive products. With a strong focus on innovation, reliability, and customer satisfaction, SAUER GmbH has become a trusted name in the industry. From precision machining tools to advanced automotive components, our products are designed to meet the highest standards of performance. With a commitment to excellence and a customer-centric approach, SAUER GmbH continues to strive for technological advancements and industry leadership.
This text is generated by artificial intelligence and may not be accurate.

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USPTO Data Jan 1 1976 - Sep 15 2026

Sauer Gmbh
95 Patents

#4 in Ames, IA

#27 in Iowa

#3,931 in US

#8,080 in the World

Ames, IA (US)
Ames, IA, United States of America

Sauer Gmbh

Forward Citations = 973

63 inventors:

goldMedal Alan W Johnson (12 out of 39 patents)

silverMedal Joseph E Louis (9 out of 15 patents)

bronzeMedal 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)

Please report any incorrect information to [email protected]
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