David G. Kelkenberg

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Akron, NY, US

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Patents Grantslast 30 patents

Information Patent Grant
Positioning system for ophthalmic instrument
- Patent number 11,219,367
- Issue date Jan 11, 2022
- Reichert, Inc.
- Scott W. Parks
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Tonometer calibration tool
- Patent number 9,289,124
- Issue date Mar 22, 2016
- Reichert, Inc.
- Russell Bonaventura
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Tonometer calibration tool
- Patent number 8,800,347
- Issue date Aug 12, 2014
- Reichert, Inc.
- Russell Bonaventura
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE

Patents Applicationslast 30 patents

Information Patent Application
POSITIONING SYSTEM FOR OPHTHALMIC INSTRUMENT
- Publication number 20210235988
- Publication date Aug 5, 2021
- REICHERT, INC.
- Scott W. PARKS
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
TONOMETER CALIBRATION TOOL
- Publication number 20140323843
- Publication date Oct 30, 2014
- Russell Bonaventura
- G01 - MEASURING TESTING
Information Patent Application
TONOMETER CALIBRATION TOOL
- Publication number 20130098137
- Publication date Apr 25, 2013
- REICHERT, INC.
- Russell Bonaventura
- G01 - MEASURING TESTING
Information Patent Application
Non-contact tonometer having fluid pump driven by proportional sole...
- Publication number 20030092979
- Publication date May 15, 2003
- Leica Microsystems Inc.
- David A. Luce
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE