Membership
Tour
Register
Log in
Huayun Yu
Follow
Person
Monroeville, PA, US
People
Overview
Industries
Organizations
People
Information
Impact
Patents Grants
last 30 patents
Information
Patent Grant
Indirect additive manufacturing process using amine-containing adhe...
Patent number
11,254,617
Issue date
Feb 22, 2022
UT-Battelle, LLC
Tomonori Saito
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Photochromic materials having extended pi-conjugated systems and co...
Patent number
9,465,234
Issue date
Oct 11, 2016
Johnson & Johnson Vision Care, Inc.
Anu Chopra
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Photochromic materials having extended pi-conjugated systems and co...
Patent number
9,097,916
Issue date
Aug 4, 2015
Johnson & Johnson Vision Care, Inc.
Anu Chopra
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Method of making indeno-fused naphthol materials
Patent number
9,073,838
Issue date
Jul 7, 2015
Transitions Optical, Inc.
Anu Chopra
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Photochromic materials that include indeno-fused naphthopyrans
Patent number
9,028,728
Issue date
May 12, 2015
Transitions Optical, Inc.
Kevin E. Bancroft
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Photochromic compounds and compositions
Patent number
8,920,928
Issue date
Dec 30, 2014
Transitions Optical, Inc.
Meng He
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Method of making indeno-fused naphthol materials
Patent number
8,765,978
Issue date
Jul 1, 2014
Transitions Optical, Inc.
Anu Chopra
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Ophthalmic devices comprising photochromic materials having extende...
Patent number
8,741,188
Issue date
Jun 3, 2014
Johnson & Johnson Vision Care, Inc.
Anu Chopra
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Photochromic compounds having at least two photochromic moieties
Patent number
8,647,538
Issue date
Feb 11, 2014
Transitions Optical, Inc.
Yunyi Lu
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Photochromic materials that include 6-amino substituted indeno-fuse...
Patent number
8,535,577
Issue date
Sep 17, 2013
Transitions Optical, Inc.
Anu Chopra
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Photochromic materials having extended pi-conjugated systems and co...
Patent number
8,388,872
Issue date
Mar 5, 2013
Transitions Optical, Inc.
Anu Chopra
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Photochromic materials that include 6-amino substituted indeno-fuse...
Patent number
8,277,699
Issue date
Oct 2, 2012
Transistions Optical, Inc.
Anu Chopra
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Photochromic materials having extended pi-conjugated systems and co...
Patent number
8,158,037
Issue date
Apr 17, 2012
Johnson & Johnson Vision Care, Inc.
Anu Chopra
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Photochromic materials having extended pi-conjugated systems and co...
Patent number
8,147,725
Issue date
Apr 3, 2012
Transitions Optical, Inc.
Anu Chopra
C07 - ORGANIC CHEMISTRY
Patents Applications
last 30 patents
Information
Patent Application
INDIRECT ADDITIVE MANUFACTURING PROCESS USING AMINE-CONTAINING ADHE...
Publication number
20200216363
Publication date
Jul 9, 2020
UT-Battelle, LLC
Tomonori Saito
B22 - CASTING POWDER METALLURGY
Information
Patent Application
PHOTOCHROMIC MATERIALS HAVING EXTENDED PI-CONJUGATED SYSTEMS AND CO...
Publication number
20150301357
Publication date
Oct 22, 2015
Johnson & Johnson Vision Care, Inc.
Anu Chopra
G02 - OPTICS
Information
Patent Application
Method of Making Indeno-Fused Naphthol Materials
Publication number
20140364618
Publication date
Dec 11, 2014
Transitions Opticals, Inc.
Anu Chopra
C07 - ORGANIC CHEMISTRY
Information
Patent Application
PHOTOCHROMIC MATERIALS HAVING EXTENDED PI-CONJUGATED SYSTEMS AND CO...
Publication number
20140225049
Publication date
Aug 14, 2014
Johnson & Johnson Vision Care, Inc.
Anu Chopra
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
PHOTOCHROMIC MATERIALS HAVING EXTENDED PI-CONJUGATED SYSTEMS AND CO...
Publication number
20130065056
Publication date
Mar 14, 2013
Anu Chopra
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
PHOTOCHROMIC MATERIALS THAT INCLUDE 6-AMINO SUBSTITUTED INDENO-FUSE...
Publication number
20120214992
Publication date
Aug 23, 2012
TRANSITIONS OPTICAL, INC.
Anu Chopra
C07 - ORGANIC CHEMISTRY
Information
Patent Application
METHOD OF MAKING INDENO-FUSED NAPHTHOL MATERIALS
Publication number
20120157696
Publication date
Jun 21, 2012
TRANSITIONS OPTICAL, INC.
Anu Chopra
C07 - ORGANIC CHEMISTRY
Information
Patent Application
PHOTOCHROMIC COMPOUNDS AND COMPOSITIONS
Publication number
20120156508
Publication date
Jun 21, 2012
TRANSITIONS OPTICAL, INC.
Meng He
C07 - ORGANIC CHEMISTRY
Information
Patent Application
Photochromic Materials That Include Indeno-Fused Naphthopyrans
Publication number
20120145973
Publication date
Jun 14, 2012
TRANSITIONS OPTICAL INC.
Kevin E. Bancroft
C07 - ORGANIC CHEMISTRY
Information
Patent Application
PHOTOCHROMIC MATERIALS HAVING EXTENDED PI-CONJUGATED SYSTEMS AND CO...
Publication number
20120145975
Publication date
Jun 14, 2012
TRANSITIONS OPTICAL, INC.
Anu Chopra
C07 - ORGANIC CHEMISTRY
Information
Patent Application
Photochromic Compounds Having At Least Two Photochromic Moieties
Publication number
20120136148
Publication date
May 31, 2012
TRANSITIONS OPTICAL, INC.
Yunyi Lu
C07 - ORGANIC CHEMISTRY
Information
Patent Application
PHOTOCHROMIC MATERIALS THAT INCLUDE 6-AMINO SUBSTITUTED INDENO-FUSE...
Publication number
20120053341
Publication date
Mar 1, 2012
TRANSITIONS OPTICAL, INC.
Anu Chopra
C07 - ORGANIC CHEMISTRY
Information
Patent Application
PHOTOCHROMIC MATERIALS HAVING EXTENDED PI-CONJUGATED SYSTEMS AND CO...
Publication number
20110049445
Publication date
Mar 3, 2011
Anu Chopra
C07 - ORGANIC CHEMISTRY
Information
Patent Application
PHOTOCHROMIC MATERIALS HAVING EXTENDED PI-CONJUGATED SYSTEMS AND CO...
Publication number
20110042629
Publication date
Feb 24, 2011
TRANSITIONS OPTICAL, INC.
Anu Chopra
C07 - ORGANIC CHEMISTRY
Information
Patent Application
Method for preparing amino acid esters of nucleoside analogues
Publication number
20060178512
Publication date
Aug 10, 2006
Cheruthur Govindan
C07 - ORGANIC CHEMISTRY