Lewis W. Chappel

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New Hartford, CT, US

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Patents Grantslast 30 patents

Information Patent Grant
Inflatable speculums
- Patent number 7,041,056
- Issue date May 9, 2006
- Richard J. Deslauriers
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Elastomeric anti-microbial stethoscope diaphragm
- Patent number 6,520,281
- Issue date Feb 18, 2003
- Doctors Research Group
- Richard J. Deslauriers
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Method of producing and making use of ear tips having a filled airt...
- Patent number 6,513,621
- Issue date Feb 4, 2003
- Doctors Research Group
- Richard J. Deslauriers
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
Inflatable speculums
- Publication number 20030199737
- Publication date Oct 23, 2003
- Richard Deslauriers
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
Dilating inflatable speculum
- Publication number 20030069476
- Publication date Apr 10, 2003
- Richard J. Deslauriers
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
Tunable stethoscope head assembly
- Publication number 20020185331
- Publication date Dec 12, 2002
- Richard J. Deslauriers
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE