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John Madeira
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Assonet, MA, US
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Patents Grants
last 30 patents
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Patent Grant
Atomic layer deposition coatings on razor components
Patent number
10,821,619
Issue date
Nov 3, 2020
The Gillette Company LLC
John Madeira
B26 - HAND CUTTING TOOLS CUTTING SEVERING
Information
Patent Grant
Strengthened razor blade
Patent number
9,855,665
Issue date
Jan 2, 2018
The Gillette Company LLC
Krassimir Grigorov Marchev
B26 - HAND CUTTING TOOLS CUTTING SEVERING
Information
Patent Grant
Strengthened razor blade
Patent number
9,598,761
Issue date
Mar 21, 2017
The Gillette Company
Krassimir Grigorov Marchev
B26 - HAND CUTTING TOOLS CUTTING SEVERING
Information
Patent Grant
Atomic layer deposition coatings on razor components
Patent number
9,327,416
Issue date
May 3, 2016
The Gillette Company
John Madeira
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Razors and razor cartridges
Patent number
9,248,579
Issue date
Feb 2, 2016
The Gillette Company
Joseph Allan DePuydt
B26 - HAND CUTTING TOOLS CUTTING SEVERING
Information
Patent Grant
Razor blades
Patent number
9,079,321
Issue date
Jul 14, 2015
The Gillette Company
Oliver H. Claus
B26 - HAND CUTTING TOOLS CUTTING SEVERING
Information
Patent Grant
Process of forming a razor blade
Patent number
7,966,909
Issue date
Jun 28, 2011
The Gillette Company
John Madeira
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Razor blade technology
Patent number
5,669,144
Issue date
Sep 23, 1997
The Gillette Company
Steve Syng-Hi Hahn
B26 - HAND CUTTING TOOLS CUTTING SEVERING
Information
Patent Grant
Shaving system
Patent number
5,497,550
Issue date
Mar 12, 1996
The Gillette Company
Robert A. Trotta
B26 - HAND CUTTING TOOLS CUTTING SEVERING
Information
Patent Grant
Razor blade technology
Patent number
5,295,305
Issue date
Mar 22, 1994
The Gillette Company
Steve S. Hahn
B26 - HAND CUTTING TOOLS CUTTING SEVERING
Information
Patent Grant
Razor technology
Patent number
5,232,568
Issue date
Aug 3, 1993
The Gillette Company
C. Robert Parent
B26 - HAND CUTTING TOOLS CUTTING SEVERING
Patents Applications
last 30 patents
Information
Patent Application
STRENGTHENED RAZOR BLADE
Publication number
20170129117
Publication date
May 11, 2017
The Gillette Company LLC
KRASSIMIR GRIGOROV MARCHEV
B26 - HAND CUTTING TOOLS CUTTING SEVERING
Information
Patent Application
Atomic Layer Deposition Coatings On Razor Components
Publication number
20160207211
Publication date
Jul 21, 2016
The Gillette Company
John Madeira
B26 - HAND CUTTING TOOLS CUTTING SEVERING
Information
Patent Application
THIN FILM COATING OF BLADES
Publication number
20110209988
Publication date
Sep 1, 2011
John Madeira
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
Atomic Layer Deposition Coatings on Razor Components
Publication number
20110010950
Publication date
Jan 20, 2011
John Madeira
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
STRENGTHENED RAZOR BLADE
Publication number
20100299931
Publication date
Dec 2, 2010
Krassimir Grigorov Marchev
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
RAZORS AND RAZOR CARTRIDGES
Publication number
20100011590
Publication date
Jan 21, 2010
Joseph Allan DePuydt
B26 - HAND CUTTING TOOLS CUTTING SEVERING
Information
Patent Application
RAZOR BLADES
Publication number
20100011595
Publication date
Jan 21, 2010
Oliver H. Claus
B26 - HAND CUTTING TOOLS CUTTING SEVERING
Information
Patent Application
Thin film coating of blades
Publication number
20090025512
Publication date
Jan 29, 2009
John Madeira
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
Razor blades
Publication number
20060277767
Publication date
Dec 14, 2006
Shuwei Sun
B26 - HAND CUTTING TOOLS CUTTING SEVERING