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Gerrit Frens
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Eindhoven, NL
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last 30 patents
Information
Patent Grant
Method of manufacturing a sealed electrochemical cell
Patent number
4,999,906
Issue date
Mar 19, 1991
U.S. Philips Corporation
Johann R. G. C. M. Van Beek
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Sealed electrochemical cell
Patent number
4,943,500
Issue date
Jul 24, 1990
U.S. Philips Corporation
Johann R. G. C. M. Van Beek
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Electric steam iron with separately heated sole plate and steam cha...
Patent number
4,939,342
Issue date
Jul 3, 1990
U.S. Philips Corp.
Gerrit Frens
D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
Information
Patent Grant
Electrochemical cell
Patent number
4,783,384
Issue date
Nov 8, 1988
U.S. Philips Corporation
Johann R. G. C. M. Van Beek
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Electrochemical cell
Patent number
4,702,978
Issue date
Oct 27, 1987
U.S. Philips Corporation
Jacobus J. F. G. Heuts
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Magnetic bubble shift register store
Patent number
4,207,614
Issue date
Jun 10, 1980
U.S. Philips Corporation
Gerrit Frens
G11 - INFORMATION STORAGE
Information
Patent Grant
Generator for magnetic domains
Patent number
3,958,211
Issue date
May 18, 1976
U.S. Philips Corporation
Taap van Suchtelen
G11 - INFORMATION STORAGE