Donald A. Parker

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Berkeley, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
Handpiece drive apparatus for powered surgical scissors
- Patent number 5,020,535
- Issue date Jun 4, 1991
- Alcon Laboratories, Inc.
- Donald A. Parker
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Method of providing pneumatic drive for closing a scissors
- Patent number 4,850,377
- Issue date Jul 25, 1989
- Allon Laboratories, Inc.
- Donald A. Parker
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Optical system for powered surgical instrument system
- Patent number 4,770,486
- Issue date Sep 13, 1988
- Alcon Laboratories, Inc.
- Carl C. T. Wang
- G02 - OPTICS
Information Patent Grant
Handpiece drive apparatus for powered surgical scissors
- Patent number 4,768,506
- Issue date Sep 6, 1988
- Alcon Laboratories, Inc.
- Donald A. Parker
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Proportional control for pneumatic cutting device
- Patent number 4,757,814
- Issue date Jul 19, 1988
- Alcon Laboratories, Inc.
- Carl C. T. Wang
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE