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Murrysville, PA, United States of America

John S VanKirk

USPTO Granted Patents = 4

Average Co-Inventor Count = 2.8

ph-index = 4

Forward Citations = 57(Granted Patents)

Location History:

Murrysville, PA (US) (1994 - 1998)
Export, PA (US) (2000)

Company Filing History:

Kennametal Inc.

Years Active: 1994-2000

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4 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 6129422 - Cutting tool holder retention system (2000-10-10),

2. 5833323 - Cutting toolholder retention system (1998-11-10),

3. 5716167 - High-speed, cartridge-type milling cutter (1998-02-10),

4. 5292213 - Coupling device for high-speed rotation (1994-03-08),

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