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David Shin-Ren Liu
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Bala Cynwyd, PA, US
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Patents Grants
last 30 patents
Information
Patent Grant
3-D printed semi-crystalline and amorphous polymer articles
Patent number
12,215,220
Issue date
Feb 4, 2025
Arkema France
David Shin-Ren Liu
B33 - ADDITIVE MANUFACTURING TECHNOLOGY
Information
Patent Grant
Non-solid core filament for 3-D printing
Patent number
12,151,434
Issue date
Nov 26, 2024
Arkema Inc.
Azaz Vahora
D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information
Patent Grant
Material extrusion 3-D printing on compatible thermoplastic film
Patent number
11,938,673
Issue date
Mar 26, 2024
Arkema Inc.
David Shin-Ren Liu
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Dimensionally stable acrylic alloy for 3-D printing
Patent number
11,560,473
Issue date
Jan 24, 2023
Arkema France
David Shin-Ren Liu
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
3-D printed fluoropolymer structures
Patent number
11,248,071
Issue date
Feb 15, 2022
Arkema Inc.
David Shin-Ren Liu
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Polymerization-induced phase-separating compositions for acrylate-b...
Patent number
11,001,664
Issue date
May 11, 2021
ARKEMA FRANCE
William C. Wolf
B33 - ADDITIVE MANUFACTURING TECHNOLOGY
Information
Patent Grant
3-D printed fluoropolymer structures
Patent number
10,633,468
Issue date
Apr 28, 2020
Arkema Inc.
David Shin-Ren Liu
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
3-D printed fluoropolymer structures
Patent number
10,259,936
Issue date
Apr 16, 2019
Arkema Inc.
David Shin-Ren Liu
B33 - ADDITIVE MANUFACTURING TECHNOLOGY
Patents Applications
last 30 patents
Information
Patent Application
MATERIAL EXTRUSION 3-D PRINTING ON COMPATIBLE THERMOPLASTIC FILM
Publication number
20240262031
Publication date
Aug 8, 2024
Arkema Inc.
David Shin-Ren LIU
B33 - ADDITIVE MANUFACTURING TECHNOLOGY
Information
Patent Application
MATTING AGENT RESIN FOR 3D PRINTING
Publication number
20240190067
Publication date
Jun 13, 2024
Arkema Inc.
Mary K. CALVIN
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Application
DIMENSIONALLY STABLE ACRYLIC ALLOY FOR 3-D PRINTING
Publication number
20230159739
Publication date
May 25, 2023
Arkema France
David Shin-Ren LIU
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Application
ACRYLIC SUPPORT STRUCTURE FOR 3D PRINTED FLUOROPOLYMER ARTICLE
Publication number
20220402215
Publication date
Dec 22, 2022
Arkema Inc.
David S. LIU
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Application
ADDITIVE MANUFACTURING PROCESS FOR COMPOSITIONS COMPRISING POLY-ARY...
Publication number
20220258407
Publication date
Aug 18, 2022
Arkema France
Roderick REBER
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Application
ACRYLIC COMPOSITION FOR 3-D PRINTING
Publication number
20220193983
Publication date
Jun 23, 2022
Arkema France
David Shen-Ren LIU
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Application
3D PRINTING OF INTERNALLY TRANSPARENT ARTICLES
Publication number
20220161496
Publication date
May 26, 2022
Arkema France
David Shen-Ren LIU
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Application
COMPOSITIONS AND METHODS USEFUL FOR FORMING SINTERED ARTICLES
Publication number
20210309850
Publication date
Oct 7, 2021
Arkema France
David LIU
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Application
3-D PRINTED SEMI-CRYSTALLINE AND AMORPHOUS POLYMER ARTICLES
Publication number
20210269629
Publication date
Sep 2, 2021
Arkema Inc.
David Shin-Ren LIU
B33 - ADDITIVE MANUFACTURING TECHNOLOGY
Information
Patent Application
NON-SOLID CORE FILAMENT FOR 3-D PRINTING
Publication number
20210069981
Publication date
Mar 11, 2021
Arkema Inc.
Azaz VAHORA
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Application
CURABLE COMPOSITIONS BASED ON IMMISCIBLE REACTIVE COMPONENTS AND BL...
Publication number
20200339798
Publication date
Oct 29, 2020
Arkema France
William WOLF
B82 - NANO-TECHNOLOGY
Information
Patent Application
DIMENSIONALLY STABLE ACRYLIC ALLOY FOR 3-D PRINTING
Publication number
20200325323
Publication date
Oct 15, 2020
Arkema Inc.
David Shin-Ren Liu
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Application
MATERIAL EXTRUSION 3-D PRINTING ON COMPATIBLE THERMOPLASTIC FILM
Publication number
20200282635
Publication date
Sep 10, 2020
Arkema Inc.
David Shin-Ren LIU
B33 - ADDITIVE MANUFACTURING TECHNOLOGY
Information
Patent Application
PEKK EXTRUSION ADDITIVE MANUFACTURING PROCESSES AND PRODUCTS
Publication number
20200276760
Publication date
Sep 3, 2020
Arkema Inc.
Timothy A. SPAHR
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Application
3-D PRINTED FLUOROPOLYMER STRUCTURES
Publication number
20200247923
Publication date
Aug 6, 2020
Arkema Inc.
David Shin-Ren LIU
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Application
POLYMERIZATION-INDUCED PHASE-SEPARATING COMPOSITIONS FOR ACRYLATE-B...
Publication number
20190202961
Publication date
Jul 4, 2019
Arkema France
William C. WOLF
B33 - ADDITIVE MANUFACTURING TECHNOLOGY
Information
Patent Application
3-D PRINTED FLUOROPOLYMER STRUCTURES
Publication number
20190127500
Publication date
May 2, 2019
Arkema Inc.
David Shin-Ren LIU
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
3-D PRINTED FLUOROPOLYMER STRUCTURES
Publication number
20180237627
Publication date
Aug 23, 2018
Arkema Inc.
David Shin-Ren Liu
B33 - ADDITIVE MANUFACTURING TECHNOLOGY