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Leading Extreme Optimist Industries, Ltd.
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Chai Wan, HK
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Patents Grants
last 30 patents
Information
Patent Grant
Microscope
Patent number
D691185
Issue date
Oct 8, 2013
Leading Extreme Optimist Industries, Ltd.
Gin Fai Yip
D16 - Photography and optical equipment
Information
Patent Grant
Magnifier
Patent number
D690343
Issue date
Sep 24, 2013
Leading Extreme Optimist Industries, Ltd.
Gin Fai Yip
D16 - Photography and optical equipment
Information
Patent Grant
Magnifier
Patent number
D675659
Issue date
Feb 5, 2013
Leading Extreme Optimist Industries, Ltd.
Gin Fai Yip
D16 - Photography and optical equipment
Information
Patent Grant
Magnifier with slidable cover
Patent number
7,916,406
Issue date
Mar 29, 2011
Carson Optical, Inc.
Gin Fai Yip
G02 - OPTICS
Information
Patent Grant
Handle for a magnifier
Patent number
D616910
Issue date
Jun 1, 2010
Leading Extreme Optimist Industries, Ltd.
Gin Fai Yip
D16 - Photography and optical equipment
Information
Patent Grant
Container indicia magnifier
Patent number
7,630,149
Issue date
Dec 8, 2009
Carson Optical, Inc.
Gin Fai Yip
G02 - OPTICS
Information
Patent Grant
Magnifier with retractable protective sleeve
Patent number
D597114
Issue date
Jul 28, 2009
Leading Extreme Optimist Industries, Ltd.
Gin Fai Yip
D16 - Photography and optical equipment
Information
Patent Grant
Bottle indicia magnifier
Patent number
D583843
Issue date
Dec 30, 2008
Leading Extreme Optimist Industries, Ltd.
Gin Fai Yip
D16 - Photography and optical equipment
Information
Patent Grant
Magnifier with slidable cover
Patent number
7,414,798
Issue date
Aug 19, 2008
Leading Extreme Optimist Industries, Ltd.
Gin Fai Yip
G02 - OPTICS
Information
Patent Grant
Combination magnifier and housing tweezer arms
Patent number
D565618
Issue date
Apr 1, 2008
Leading Extreme Optimist Industries, Ltd.
Gin Fai Yip
D16 - Photography and optical equipment
Information
Patent Grant
Handle for a magnifier
Patent number
D565069
Issue date
Mar 25, 2008
Leading Extreme Optimist Industries, Ltd.
Gin Fai Yip
D16 - Photography and optical equipment
Information
Patent Grant
Microscope
Patent number
D564553
Issue date
Mar 18, 2008
Leading Extreme Optimist Industries, Ltd.
Gin Fai Yip
D16 - Photography and optical equipment
Information
Patent Grant
Clamp
Patent number
D563779
Issue date
Mar 11, 2008
Leading Extreme Optimist Industries, Ltd.
Gin Fai Yip
D08 - Tools and hardware
Information
Patent Grant
Portion of a handle for a magnifier
Patent number
D559876
Issue date
Jan 15, 2008
Leading Extreme Optimist Industries, Ltd.
Gin Fai Yip
D16 - Photography and optical equipment
Information
Patent Grant
Clip and support assembly for a head mounted magnifier
Patent number
D553178
Issue date
Oct 16, 2007
Leading Extreme Optimist Industries, Ltd.
Gin Fai Yip
D16 - Photography and optical equipment
Information
Patent Grant
Handle for a magnifier
Patent number
D552645
Issue date
Oct 9, 2007
Leading Extreme Optimist Industries, Ltd.
Gin Fai Yip
D16 - Photography and optical equipment
Information
Patent Grant
Magnifier
Patent number
D545857
Issue date
Jul 3, 2007
Leading Extreme Optimist Industries, Ltd.
Gin Fai Yip
D16 - Photography and optical equipment
Information
Patent Grant
Clip-on housing and support for a magnifier lens
Patent number
D541324
Issue date
Apr 24, 2007
Leading Extreme Optimist Industries, Ltd.
Gin Fai Yip
D16 - Photography and optical equipment
Information
Patent Grant
Magnifier
Patent number
D538830
Issue date
Mar 20, 2007
Leading Extreme Optimist Industries, Ltd.
Gin Fai Yip
D16 - Photography and optical equipment
Information
Patent Grant
Microscope
Patent number
D537459
Issue date
Feb 27, 2007
Leading Extreme Optimist Industries, Ltd.
Gin Fai Yip
D16 - Photography and optical equipment
Information
Patent Grant
Handle for a magnifier
Patent number
D534563
Issue date
Jan 2, 2007
Leading Extreme Optimist Industries, Ltd.
Gin Fai Yip
D16 - Photography and optical equipment
Information
Patent Grant
Magnifier
Patent number
D508063
Issue date
Aug 2, 2005
Leading Extreme Optimist Industries, Ltd.
Gin Fai Yip
D16 - Photography and optical equipment
Information
Patent Grant
Tweezers with an illuminating device
Patent number
D506574
Issue date
Jun 21, 2005
Leading Extreme Optimist Industries, Ltd.
Gin Fai Yip
D28 - Cosmetic products and toilet articles
Information
Patent Grant
Magnifier with personalizable multipart handle
Patent number
6,903,882
Issue date
Jun 7, 2005
Carson Optical
Richard Cameron
G02 - OPTICS
Information
Patent Grant
Magnifier
Patent number
D502719
Issue date
Mar 8, 2005
Leading Extreme Optimist Industries, Ltd.
Gin Fai Yip
D16 - Photography and optical equipment
Information
Patent Grant
Magnifier
Patent number
D501665
Issue date
Feb 8, 2005
Leading Extreme Optimist Industries, Ltd.
Gin Fai Yip
D16 - Photography and optical equipment
Information
Patent Grant
Magnifier
Patent number
D497626
Issue date
Oct 26, 2004
Leading Extreme Optimist Industries, Ltd.
Gin Fai Yip
D16 - Photography and optical equipment
Information
Patent Grant
Magnifier
Patent number
D495726
Issue date
Sep 7, 2004
Leading Extreme Optimist Industries, Ltd.
Gin Fai Yip
D16 - Photography and optical equipment
Information
Patent Grant
Magnifier
Patent number
D492713
Issue date
Jul 6, 2004
Leading Extreme Optimist Industries Ltd.
Gin Fai Yip
D16 - Photography and optical equipment
Information
Patent Grant
Magnifier
Patent number
D492336
Issue date
Jun 29, 2004
Leading Extreme Optimist Industries Ltd.
Gin Fai Yip
D16 - Photography and optical equipment
Patents Applications
last 30 patents
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