Philip M. Coath

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Essex, GB

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Patents Grantslast 30 patents

Information Patent Grant
Monocular borescope or endoscope with offset mask
- Patent number 6,508,761
- Issue date Jan 21, 2003
- Keymed (Medical & Industrial Equipment) Ltd.
- Andrew Paul Ramsbottom
- G02 - OPTICS
Information Patent Grant
Digital measuring scope with thermal compensation
- Patent number 6,100,972
- Issue date Aug 8, 2000
- Keymed (Medical & Industrial Equipment) Ltd.
- Jennifer Marian Harley
- G01 - MEASURING TESTING
Information Patent Grant
Optical instrument with an anti-backlash focusing mechanism
- Patent number 5,818,648
- Issue date Oct 6, 1998
- Keymed Medical & Industrial Equipment, Ltd.
- Philip Michael Coath
- G02 - OPTICS
Information Patent Grant
Endoscopic zoom lens
- Patent number 5,418,645
- Issue date May 23, 1995
- Keymed (Medical & Industrial Equipment) Ltd.
- Philip M. Coath
- G02 - OPTICS