Evert Pieter Houwman

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Linden, NL

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Patents Grantslast 30 patents

Information Patent Grant
Optical quality diamond material
- Patent number 9,551,090
- Issue date Jan 24, 2017
- Element Six Technologies Limited
- Herman Philip Godfried
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Optical quality diamond material
- Patent number 8,936,774
- Issue date Jan 20, 2015
- Element Six Technologies Limited
- Herman Philip Godfried
- C30 - CRYSTAL GROWTH
Information Patent Grant
Single crystal diamond elements having convex surfaces and methods...
- Patent number 8,309,205
- Issue date Nov 13, 2012
- Element Six Limited
- Wilhelmus Gerarda Maria Nelissen
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Optical quality diamond material
- Patent number 7,740,824
- Issue date Jun 22, 2010
- Herman Philip Godfried
- G02 - OPTICS

Patents Applicationslast 30 patents

Information Patent Application
OPTICAL QUALITY DIAMOND MATERIAL
- Publication number 20140356276
- Publication date Dec 4, 2014
- ELEMENT SIX TECHNOLOGIES LIMITED
- Herman Philip GODFRIED
- C30 - CRYSTAL GROWTH
Information Patent Application
OPTICAL QUALITY DIAMOND MATERIAL
- Publication number 20100116197
- Publication date May 13, 2010
- Herman Philip Godfried
- C30 - CRYSTAL GROWTH
Information Patent Application
SINGLE CRYSTAL DIAMOND ELEMENTS HAVING CONVEX SURFACES AND METHODS...
- Publication number 20090022951
- Publication date Jan 22, 2009
- Wilhelmus Gerarda Maria Nelissen
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
Wavelength locker comprising a diamond etalon
- Publication number 20060050355
- Publication date Mar 9, 2006
- BOOKHAM TECHNOLOGY, PLC
- Herman Godfreid
- G01 - MEASURING TESTING
Information Patent Application
Optical quality diamond material
- Publication number 20040229464
- Publication date Nov 18, 2004
- Herman Philip Godfried
- C30 - CRYSTAL GROWTH