Robert H. Hogrefe

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Broken Arrow, OK, US

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Patents Grantslast 30 patents

Information Patent Grant
Endoscope coupler
- Patent number 10,524,637
- Issue date Jan 7, 2020
- Access Optics, LLC
- Robert H. Hogrefe
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Hermetic seal and a method of assembling
- Patent number 9,835,855
- Issue date Dec 5, 2017
- Access Optics, LLC
- Robert H. Hogrefe
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Endoscope coupler
- Patent number 9,795,279
- Issue date Oct 24, 2017
- Access Optics, LLC
- Robert H. Hogrefe
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE

Patents Applicationslast 30 patents

Information Patent Application
Hermetic Seal and a Method of Assembling
- Publication number 20180157032
- Publication date Jun 7, 2018
- Access Optics, LLC
- Robert H. Hogrefe
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
Endoscope Coupler
- Publication number 20180103831
- Publication date Apr 19, 2018
- Access Optics, LLC
- Robert H. Hogrefe
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
HERMETIC SEAL AND A METHOD OF ASSEMBLING
- Publication number 20150286051
- Publication date Oct 8, 2015
- Access Optics, LLC
- Robert H. Hogrefe
- B32 - LAYERED PRODUCTS
Information Patent Application
Endoscope Coupler
- Publication number 20150112137
- Publication date Apr 23, 2015
- Access Optics, LLC
- Robert H. Hogrefe
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE