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Praful Doshi
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Poway, CA, US
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Patents Grants
last 30 patents
Information
Patent Grant
Medical devices including medicaments and methods of making and usi...
Patent number
11,510,869
Issue date
Nov 29, 2022
Praful Doshi
B33 - ADDITIVE MANUFACTURING TECHNOLOGY
Information
Patent Grant
Medical devices including medicaments and methods of making and usi...
Patent number
11,234,927
Issue date
Feb 1, 2022
Praful Doshi
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Medical devices including medicaments and methods of making and usi...
Patent number
11,077,054
Issue date
Aug 3, 2021
Praful Doshi
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Medical devices including medicaments and methods of making and usi...
Patent number
10,842,740
Issue date
Nov 24, 2020
Praful Doshi
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Medical devices including medicaments and methods of making and usi...
Patent number
10,632,068
Issue date
Apr 28, 2020
Praful Doshi
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Medical devices including medicaments and methods of making and usi...
Patent number
10,413,506
Issue date
Sep 17, 2019
Praful Doshi
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Medical devices including medicaments and methods of making and usi...
Patent number
10,369,099
Issue date
Aug 6, 2019
Praful Doshi
G02 - OPTICS
Information
Patent Grant
Medical devices including medicaments and methods of making and usi...
Patent number
10,188,604
Issue date
Jan 29, 2019
Praful Doshi
G02 - OPTICS
Information
Patent Grant
Medical devices including medicaments and methods of making and usi...
Patent number
10,076,493
Issue date
Sep 18, 2018
Praful Doshi
G02 - OPTICS
Information
Patent Grant
Medical devices including medicaments and methods of making and usi...
Patent number
10,045,938
Issue date
Aug 14, 2018
Praful Doshi
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Medical devices including medicaments and methods of making and usi...
Patent number
9,931,296
Issue date
Apr 3, 2018
Praful Doshi
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Tinted lenses and methods of manufacture
Patent number
7,549,742
Issue date
Jun 23, 2009
Praful Doshi
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Tinted lenses and methods of manufacture
Patent number
7,267,846
Issue date
Sep 11, 2007
Praful Doshi
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Tinted lenses and methods of manufacture
Patent number
7,048,375
Issue date
May 23, 2006
Praful Doshi
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Tinted lenses and methods of manufacture
Patent number
6,880,932
Issue date
Apr 19, 2005
Praful Doshi
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Tinted lenses and methods of manufacture
Patent number
6,834,955
Issue date
Dec 28, 2004
Praful Doshi
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Tinted lenses and methods of manufacture
Patent number
6,315,410
Issue date
Nov 13, 2001
Praful Doshi
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Methods for fabricating annular mask lens having diffraction-reduci...
Patent number
5,965,330
Issue date
Oct 12, 1999
PBH, Inc.
John M. Evans
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Annular mask lens having diffraction reducing edges
Patent number
5,905,561
Issue date
May 18, 1999
PBH, Inc.
Chun-Shen Lee
G02 - OPTICS
Information
Patent Grant
Variable transmissivity annular mask lens for the treatment of opti...
Patent number
5,662,706
Issue date
Sep 2, 1997
PBH, Inc.
Jerome A. Legerton
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Contact lens
Patent number
5,302,978
Issue date
Apr 12, 1994
Pilkington Visioncare, Inc.
John M. Evans
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Method for tinting hydrophilic plastic articles
Patent number
4,898,695
Issue date
Feb 6, 1990
Pilkington Visioncare Holdings, Inc.
Praful Doshi
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Patents Applications
last 30 patents
Information
Patent Application
MEDICAL DEVICES INCLUDING MEDICAMENTS AND METHODS OF MAKING AND USI...
Publication number
20220218600
Publication date
Jul 14, 2022
Praful Doshi
B33 - ADDITIVE MANUFACTURING TECHNOLOGY
Information
Patent Application
MEDICAL DEVICES INCLUDING MEDICAMENTS AND METHODS OF MAKING AND USI...
Publication number
20210346285
Publication date
Nov 11, 2021
Praful Doshi
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
MEDICAL DEVICES INCLUDING MEDICAMENTS AND METHODS OF MAKING AND USI...
Publication number
20210038509
Publication date
Feb 11, 2021
Praful Doshi
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
MEDICAL DEVICES INCLUDING MEDICAMENTS AND METHODS OF MAKING AND USI...
Publication number
20200268649
Publication date
Aug 27, 2020
Praful Doshi
B33 - ADDITIVE MANUFACTURING TECHNOLOGY
Information
Patent Application
MEDICAL DEVICES INCLUDING MEDICAMENTS AND METHODS OF MAKING AND USI...
Publication number
20200030231
Publication date
Jan 30, 2020
Praful Doshi
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
MEDICAL DEVICES INCLUDING MEDICAMENTS AND METHODS OF MAKING AND USI...
Publication number
20190125662
Publication date
May 2, 2019
Praful Doshi
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
MEDICAL DEVICES INCLUDING MEDICAMENTS AND METHODS OF MAKING AND USI...
Publication number
20190046435
Publication date
Feb 14, 2019
Praful Doshi
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
MEDICAL DEVICES INCLUDING MEDICAMENTS AND METHODS OF MAKING AND USI...
Publication number
20180338912
Publication date
Nov 29, 2018
Praful Doshi
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
MEDICAL DEVICES INCLUDING MEDICAMENTS AND METHODS OF MAKING AND USI...
Publication number
20180193257
Publication date
Jul 12, 2018
Praful Doshi
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
MEDICAL DEVICES INCLUDING MEDICAMENTS AND METHODS OF MAKING AND USI...
Publication number
20180193258
Publication date
Jul 12, 2018
Praful Doshi
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
Medical devices including medicaments and methods of making and usi...
Publication number
20110244010
Publication date
Oct 6, 2011
Praful Doshi
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Tinted lenses and methods of manufacture
Publication number
20080062381
Publication date
Mar 13, 2008
Praful Doshi
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Application
Tinted lenses and methods of manufacture
Publication number
20050272833
Publication date
Dec 8, 2005
Praful Doshi
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Application
Tinted lenses and methods of manufacture
Publication number
20050168688
Publication date
Aug 4, 2005
Praful Doshi
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Application
Tinted lenses and methods of manufacture
Publication number
20040130676
Publication date
Jul 8, 2004
Praful Doshi
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Application
Tinted lenses and methods of manufacture
Publication number
20030071964
Publication date
Apr 17, 2003
Praful Doshi
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Application
Tinted lenses and methods of manufacture
Publication number
20020030788
Publication date
Mar 14, 2002
Praful Doshi
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL