Roger J. Despres

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Fountain Valley, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
Plug ejecting hole saw with interchangeable saw cups having differe...
- Patent number 6,641,338
- Issue date Nov 4, 2003
- Roger J. Despres
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Plug ejecting hole saw with twist-locking interchangeable saw cups
- Patent number 6,409,436
- Issue date Jun 25, 2002
- Roger J. Despres
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Plug ejecting hole saw with twist-locking interchangeable saw cups
- Patent number 6,341,925
- Issue date Jan 29, 2002
- Roger J. Despres
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Hole saw and drive
- Patent number 5,096,341
- Issue date Mar 17, 1992
- Roger J. Despres
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Hole saw
- Patent number 4,741,651
- Issue date May 3, 1988
- Roger J. Despres
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR

Patents Applicationslast 30 patents

Information Patent Application
Plug ejecting hole saw with interchangeable saw cups having differe...
- Publication number 20020131835
- Publication date Sep 19, 2002
- Roger J. Despres
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information Patent Application
Plug ejecting hole saw with twist-locking interchangeable saw cups
- Publication number 20020037201
- Publication date Mar 28, 2002
- Roger J. Despres
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC