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Martin P. Smith
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Maidenhead, GB
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Patents Grants
last 30 patents
Information
Patent Grant
Method of producing a coating composition
Patent number
8,528,605
Issue date
Sep 10, 2013
Imperial Chemical Industries Limited
Martin James Smith
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Examining a diamond
Patent number
6,331,708
Issue date
Dec 18, 2001
Gersan Establishment
Martin Phillip Smith
G01 - MEASURING TESTING
Information
Patent Grant
Examining a diamond
Patent number
6,014,208
Issue date
Jan 11, 2000
Gersan Establishment
Christopher Mark Welbourn
G01 - MEASURING TESTING
Information
Patent Grant
Examining a diamond
Patent number
5,883,388
Issue date
Mar 16, 1999
Gersan Establishment
Martin Phillip Smith
G01 - MEASURING TESTING
Information
Patent Grant
Examining a diamond
Patent number
5,880,504
Issue date
Mar 9, 1999
Gersan Establishment
Martin Phillip Smith
G01 - MEASURING TESTING
Information
Patent Grant
Method and apparatus for examining an object
Patent number
5,835,200
Issue date
Nov 10, 1998
Gersan Establishment
Martin Phillip Smith
G01 - MEASURING TESTING
Information
Patent Grant
Method and an apparatus for testing whether a diamond has a layer o...
Patent number
5,811,824
Issue date
Sep 22, 1998
Gersan Establishment
Martin Phillip Smith
G01 - MEASURING TESTING
Information
Patent Grant
Classifying or sorting
Patent number
5,628,410
Issue date
May 13, 1997
Gersan Establishment
Martin P. Smith
B07 - SEPARATING SOLIDS FROM SOLIDS SORTING
Information
Patent Grant
Detecting diamonds in a rock sample
Patent number
5,603,414
Issue date
Feb 18, 1997
Gersan Establishment
Marie-Line Rooney
G01 - MEASURING TESTING
Information
Patent Grant
Method and apparatus for examining an object
Patent number
5,536,943
Issue date
Jul 16, 1996
Gersan Establishment
Martin P. Smith
G01 - MEASURING TESTING
Information
Patent Grant
Method and apparatus for detecting diamonds in a plurality of objects
Patent number
5,505,313
Issue date
Apr 9, 1996
Gersan Establishment
Martin P. Smith
B07 - SEPARATING SOLIDS FROM SOLIDS SORTING
Information
Patent Grant
Optical inspection method and apparatus
Patent number
5,353,112
Issue date
Oct 4, 1994
Gersan Establishment
Martin P. Smith
G01 - MEASURING TESTING
Information
Patent Grant
Sensing a narrow frequency band and gemstones
Patent number
5,351,117
Issue date
Sep 27, 1994
Gersan Establishment
Andrew D. G. Stewart
B07 - SEPARATING SOLIDS FROM SOLIDS SORTING
Information
Patent Grant
Sensing a narrow frequency band of radiation and gemstones
Patent number
5,206,699
Issue date
Apr 27, 1993
Gersan Establishment
Andrew D. G. Stewart
B07 - SEPARATING SOLIDS FROM SOLIDS SORTING
Information
Patent Grant
Sensing the shape of an object
Patent number
5,076,698
Issue date
Dec 31, 1991
Anstalt Gersan
Martin P. Smith
G01 - MEASURING TESTING
Information
Patent Grant
Method of classifying objects according to shape
Patent number
5,010,247
Issue date
Apr 23, 1991
Spandrel Establishment
Martin P. Smith
B07 - SEPARATING SOLIDS FROM SOLIDS SORTING
Information
Patent Grant
Integrating sphere device for measuring transmission of light in ob...
Patent number
4,663,522
Issue date
May 5, 1987
Spandrel Establishment
Christopher M. Welbourn
B07 - SEPARATING SOLIDS FROM SOLIDS SORTING
Information
Patent Grant
Integrating sphere arrangement for producing size-corrected color s...
Patent number
4,645,922
Issue date
Feb 24, 1987
Spandrel Establishment
Christopher M. Welbourn
B07 - SEPARATING SOLIDS FROM SOLIDS SORTING
Patents Applications
last 30 patents
Information
Patent Application
METHOD OF PRODUCING A COATING COMPOSITION
Publication number
20090126826
Publication date
May 21, 2009
Imperial Chemical Industries PLC
Martin James Smith
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Examining a diamond
Publication number
20010023925
Publication date
Sep 27, 2001
Martin Phillip Smith
G01 - MEASURING TESTING