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Zurich, Switzerland

Werkzeugmaschinenfabrik Oerlikon-buhrle Ag

USPTO Granted Patents = 182

CIPO Patents = 1

Forward Citations = 1,358

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145 inventors (with patents filed for the assignee):

Erich Kotthaus (14 out of 16 patents)

Ernst Hurlemann (11 out of 11 patents)

Werner Bruderer (10 out of 14 patents)

4. Erwin Bohler (8 out of 11 patents)

5. Erhard Konersmann (7 out of 7 patents)

6. Bruno Ruppen (6 out of 7 patents)

7. Robert Apotheloz (6 out of 6 patents)

8. Werner Bosshard (6 out of 6 patents)

9. Peter Mannhart (5 out of 7 patents)

10. Klaus Munzel (5 out of 6 patents)

11. Rudolf Rossmann (5 out of 8 patents)

12. Panayotis Karayannis (5 out of 5 patents)

13. Harald Katzmann (5 out of 5 patents)

14. Godwin Ettel (5 out of 5 patents)

15. Hugo Sigrist (4 out of 4 patents)

Core Competencies:

Command Optics

Ammunition Magazine

Bevel Gear Manufacturing

Fragmentation Jacket

Firing Weapon

Projectile Fuze

Cartridge Feeding

Vibration Damping

Safety Apparatus

Sabot Projectile

Optical Proximity Fuze

Energy Absorbing Arrangements

182 patents: Sort by Forward Citations

1. 5259568 - Command optics (1993-11-09),

2. 5076138 - Apparatus for infeeding cartridges to an elevatable firing weapon (1991-12-31),

3. 5052761 - Load-dependent brake valve for controlling the brake line pressure of (1991-10-01),

4. 5036611 - Weapon housing for a firing weapon (1991-08-06),

5. 5001986 - Short-range projectile containing means for producing a short flight path (1991-03-26),

6. 5000632 - Duplex method of manufacturing a generated spiral-toothed bevel gear of (1991-03-19),

7. 4977657 - Method of producing a fragmentation jacket (1990-12-18),

8. 4969298 - Apparatus for clamping bar-shaped cutters at a grinding machine (1990-11-13),

9. 4955163 - Method for production of involute gear tooth flanks (1990-09-11),

10. 4952874 - Position-reading system with switchable reading units for machine-tool (1990-08-28),

11. 4951547 - Endless storage and conveyor chain in an ammunition magazine (1990-08-28),

12. 4930950 - Apparatus for adjusting the drums of a bevel-gear cutting machine (1990-06-05),

13. 4915028 - Dud de-arming device or insert for a projectile fuze (1990-04-10),

14. 4913031 - Vibration damping device for improving the hit accuracy of a firing (1990-04-03),

15. 4910922 - Method of grinding the teeth of bevel gears having longitudinally curved (1990-03-27),

Werkzeugmaschinenfabrik Oerlikon-Buhrle AG is a leading Swiss company specializing in the manufacturing of machine tools and industrial equipment. With a history dating back to 1906, the company has established itself as an industry leader with its innovative products and cutting-edge technologies. Oerlikon-Buhrle AG caters to a wide range of industries, including automotive, aerospace, and energy. Their extensive product portfolio includes CNC machining centers, turning machines, and drilling machines, among others. The company is committed to providing high-quality solutions that meet the ever-evolving needs of their customers.

This text is generated by artificial intelligence and may not be accurate.

Company Badge

USPTO Data Jan 1 1976 - Dec 9 2025

182 Patents

#7 in Zurich

#91 in Switzerland

#4,446 in the World

Zurich, Switzerland

Werkzeugmaschinenfabrik Oerlikon-buhrle Ag

Forward Citations = 1,358

145 inventors:

Erich Kotthaus (14 out of 16 patents)

Ernst Hurlemann (11 out of 11 patents)

Werner Bruderer (10 out of 14 patents)

4. Erwin Bohler (8 out of 11 patents)

5. Erhard Konersmann (7 out of 7 patents)

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