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For the Inventor, By the Inventor

Rochester, NY, United States of America

The Gleason Works


USPTO Granted Patents = 203



Trademarks = 26

Forward Citations = 1,293

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140 inventors (with patents filed for the assignee):

goldMedal Hermann J Stadtfeld (50 out of 50 patents)

silverMedal William D McGlasson (13 out of 13 patents)

bronzeMedal Harry Pedersen (11 out of 13 patents)

4.  Thomas A Deprez (10 out of 10 patents)

5.  Anthony J Norselli (8 out of 8 patents)

6.  Eric G Mundt (7 out of 8 patents)

7.  Uwe Gaiser (7 out of 7 patents)

8.  Theodore J Krenzer (7 out of 7 patents)

9.  Ernst J Hunkeler (7 out of 7 patents)

10.  Craig R Ronald (6 out of 6 patents)

11.  Gerhard Reichert (6 out of 6 patents)

12.  Robert J Ball (6 out of 6 patents)

13.  Kenneth E Glasow (5 out of 6 patents)

14.  Gene A Stritzel (5 out of 8 patents)

15.  Charles G Ellwanger (5 out of 5 patents)


Core Competencies:
Tooth Contact Recognition
Gear Testing
High Reduction Transmissions
Bevel Honing Tool Manufacturing
Workpiece Positioning
Power Skiving
Chamfering Devices
Cylindrical Gear Skiving
Gear Metrology
Bevel Gear Cutting
Fluid Supply Apparatus
Face Gear Manufacturing

203 patents:

1. 12332138 - Recognition of tooth contact with a luminescent agent (2025-06-17),
2. 12247896 - Analytic system and method for testing gears (2025-03-11),
3. 12222021 - Electric drives with high reduction transmissions (2025-02-11),
4. 12097566 - Method of manufacturing a toothed bevel honing tool for honing a toothed bevel workpiece, a toothed bevel honing tool and method of honing bevel gears (2024-09-24),
5. 11986918 - Method of positioning a workpiece on a machine tool (2024-05-21),
6. 11904396 - Method and apparatus for loading and positioning a workpiece on a gear manufacturing machine (2024-02-20),
7. 11826842 - Independent pressure angle corrections for power skiving (2023-11-28),
8. 11821492 - Double differential reducer ultra-high reduction transmission (2023-11-21),
9. 11746853 - Pericyclic transmission (2023-09-05),
10. 11585368 - Self-locking screw for bevel gear cutter (2023-02-21),
11. 11331735 - Multi-tool chamfering device for toothed workpieces (2022-05-17),
12. 11331734 - Method of machining gears to produce a sinusoidal-parabolic hybrid motion error, gear thus produced and machine for performing said method (2022-05-17),
13. 11173560 - Cutter with positive seated round blade sticks for bevel gear cutting (2021-11-16),
14. 11173559 - Bevel gear cutter and blade consolidation (2021-11-16),
15. 11090744 - Topland chamfering of gears (2021-08-17),
THE GLEASON WORKS is a leading manufacturer of high-quality gear production machinery and associated tools. With a legacy spanning over 150 years, the company is known for its expertise in gear manufacturing technology and innovative solutions. Gleason offers a wide range of gear production equipment, including gear hobbing machines, gear shaping machines, gear grinding machines, and gear inspection equipment. Their products are used in various industries, such as automotive, aerospace, energy, and more. Visit their website to explore their products and solutions.
This text is generated by artificial intelligence and may not be accurate.

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USPTO Data Jan 1 1976 - Dec 16 2025

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203 Patents

#7 in Rochester, NY

#119 in New York

#1,961 in US

#4,041 in the World

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Rochester, NY, United States of America

The Gleason Works

Forward Citations = 1,293

140 inventors:

goldMedal Hermann J Stadtfeld (50 out of 50 patents)

silverMedal William D McGlasson (13 out of 13 patents)

bronzeMedal Harry Pedersen (11 out of 13 patents)

4.  Thomas A Deprez (10 out of 10 patents)

5.  Anthony J Norselli (8 out of 8 patents)

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