by decomposition or reduction of gaseous or vaporised silicon compounds in the presence of heated filaments of silicon, carbon or a refractory metal

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C01B33/035

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CCHEMISTRY METALLURGY C01Inorganic chemistry C01BNON-METALLIC ELEMENTS COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C C01B33/00Silicon Compounds thereof

Current Industry

C01B33/035by decomposition or reduction of gaseous or vaporised silicon compounds in the presence of heated filaments of silicon, carbon or a refractory metal

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Patents Grantslast 30 patents

Information Patent Grant
Process for producing polycrystalline silicon
- Patent number 12,180,078
- Issue date Dec 31, 2024
- Wacker Chemie AG
- Paul Bönisch
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Polycrystalline silicon rod
- Patent number 12,162,762
- Issue date Dec 10, 2024
- Shin-Etsu Chemical Co., Ltd.
- Naruhiro Hoshino
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Method for producing polycrystalline silicon
- Patent number 12,060,277
- Issue date Aug 13, 2024
- Shin-Etsu Chemical Co., Ltd.
- Yasushi Kurosawa
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Electrode for depositing polycrystalline silicon
- Patent number 11,965,264
- Issue date Apr 23, 2024
- Wacker Chemie AG
- Heinz Kraus
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Unloading jig, unloading method, and method for producing silicon rod
- Patent number 11,958,723
- Issue date Apr 16, 2024
- Tokuyama Corporation
- Junya Sakai
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Hammer
- Patent number 11,794,330
- Issue date Oct 24, 2023
- TOKUYAMA CORPORATION
- Kazuhiro Kawaguchi
- B28 - WORKING CEMENT, CLAY, OR STONE
Information Patent Grant
Apparatus for manufacturing polysilicon rod
- Patent number 11,673,809
- Issue date Jun 13, 2023
- Shin-Etsu Chemical Co., Ltd.
- Tetsuro Okada
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Process for preparing polycrystalline silicon
- Patent number 11,667,533
- Issue date Jun 6, 2023
- Wacker Chemie AG
- Harald Hertlein
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Particulate composite materials
- Patent number 11,639,292
- Issue date May 2, 2023
- Group14 Technologies, Inc.
- Henry R. Costantino
- B82 - NANO-TECHNOLOGY
Information Patent Grant
Apparatus for manufacturing polysilicon rod
- Patent number 11,639,293
- Issue date May 2, 2023
- Shin-Etsu Chemical Co., Ltd.
- Tetsuro Okada
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Silicon core wire
- Patent number 11,565,939
- Issue date Jan 31, 2023
- Shin-Etsu Chemical Co., Ltd.
- Naruhiro Hoshino
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Polycrystalline silicon manufacturing apparatus
- Patent number 11,519,069
- Issue date Dec 6, 2022
- Shin-Etsu Chemical Co., Ltd.
- Tetsuro Okada
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Method for producing polysilicon
- Patent number 11,512,001
- Issue date Nov 29, 2022
- Tokuyama Corporation
- Makoto Kamada
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Method for preventing contamination of base plate
- Patent number 11,505,862
- Issue date Nov 22, 2022
- Shin-Etsu Chemical Co., Ltd.
- Tetsuro Okada
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Process for producing polycrystalline silicon mass
- Patent number 11,440,804
- Issue date Sep 13, 2022
- Shin-Etsu Chemical Co., Ltd.
- Shigeyoshi Netsu
- C30 - CRYSTAL GROWTH
Information Patent Grant
Polycrystalline silicon bar, polycrystalline silicon rod, and manuf...
- Patent number 11,345,603
- Issue date May 31, 2022
- Shin-Etsu Chemical Co., Ltd.
- Naruhiro Hoshino
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Method for producing polycrystalline silicon processed article
- Patent number 11,332,377
- Issue date May 17, 2022
- Tokuyama Corporation
- Ayao Akiyoshi
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Polycrystalline silicon rod and method for producing same
- Patent number 11,306,001
- Issue date Apr 19, 2022
- Mitsubishi Materials Corporation
- Kazuyuki Ito
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Polycrystalline silicon rod manufacturing method, and reactor
- Patent number 11,293,094
- Issue date Apr 5, 2022
- Tokuyama Corporation
- Takafumi Tatsukawa
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Controlled silicon polymer treatment method
- Patent number 11,261,096
- Issue date Mar 1, 2022
- Mitsubishi Polycrystalline Silicon America Corporation (MIPSA)
- Matthias Colomb
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Core wire for use in silicon deposition, method for producing said...
- Patent number 11,254,579
- Issue date Feb 22, 2022
- Tokuyama Corporation
- Masayoshi Nishikawa
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Polycrystalline silicon rod and method for producing polycrystallin...
- Patent number 11,242,620
- Issue date Feb 8, 2022
- Shin-Etsu Chemical Co., Ltd.
- Shuichi Miyao
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Resin material, vinyl bag, polycrystalline silicon rod, polycrystal...
- Patent number 11,230,796
- Issue date Jan 25, 2022
- Shin-Etsu Chemical Co., Ltd.
- Shuichi Miyao
- C30 - CRYSTAL GROWTH
Information Patent Grant
Polycrystalline silicon rod, processing method for polycrystalline...
- Patent number 11,167,994
- Issue date Nov 9, 2021
- Shin-Etsu Chemical Co., Ltd.
- Shuichi Miyao
- G01 - MEASURING TESTING
Information Patent Grant
Radiation shielding for a CVD reactor
- Patent number 11,015,244
- Issue date May 25, 2021
- Advanced Material Solutions, LLC
- Jeffrey C Gum
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Method for producing polycrystalline silicon
- Patent number 10,995,006
- Issue date May 4, 2021
- Tokuyama Corporation
- Yuichi Inoue
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Device and method for the removal of polycrystalline silicon rods f...
- Patent number 10,974,216
- Issue date Apr 13, 2021
- Wacker Chemie AG
- Tobias Weiss
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Polycrystalline silicon rod and method for producing single crystal...
- Patent number 10,914,021
- Issue date Feb 9, 2021
- Shin-Etsu Chemical Co., Ltd.
- Shuichi Miyao
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Polycrystalline silicon rod
- Patent number 10,900,143
- Issue date Jan 26, 2021
- Tokuyama Corporation
- Haruyuki Ishida
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Reaction furnace for producing polycrystalline silicon, apparatus f...
- Patent number 10,870,581
- Issue date Dec 22, 2020
- Shin-Etsu Chemical Co., Ltd.
- Shigeyoshi Netsu
- C01 - INORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
POLYSILICON ROD AND METHOD FOR MANUFACTURING POLYSILICON ROD
- Publication number 20240025754
- Publication date Jan 25, 2024
- Shin-Etsu Chemical Co., Ltd.
- Atsushi YOSHIDA
- C01 - INORGANIC CHEMISTRY
Information Patent Application
POLYCRYSTAL SILICON ROD, POLYCRYSTAL SILICON ROD PRODUCTION METHOD,...
- Publication number 20240010502
- Publication date Jan 11, 2024
- Tokuyama Corporation
- Junya SAKAI
- C01 - INORGANIC CHEMISTRY
Information Patent Application
SILICON-CARBON COMPOSITE MATERIALS WITH ENHANCED ELECTROCHEMICAL PR...
- Publication number 20230373796
- Publication date Nov 23, 2023
- Group14 Technologies, Inc.
- Henry R. COSTANTINO
- C01 - INORGANIC CHEMISTRY
Information Patent Application
SILICON-CARBON COMPOSITES
- Publication number 20230348281
- Publication date Nov 2, 2023
- Group14 Technologies, Inc.
- Abirami DHANABALAN
- B82 - NANO-TECHNOLOGY
Information Patent Application
POLYCRYSTALLINE SILICON ROD AND PROCESS OF MANUFACTURING POLYCRYSTA...
- Publication number 20230339764
- Publication date Oct 26, 2023
- Shin-Etsu Chemical Co., Ltd.
- Tetsuro Okada
- C01 - INORGANIC CHEMISTRY
Information Patent Application
METHOD FOR PRODUCING AND CLASSIFYING POLYCRYSTALLINE SILICON
- Publication number 20230011307
- Publication date Jan 12, 2023
- Wacker Chemie AG
- Thomas Schröck
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
APPARATUS FOR MANUFACTURING POLYSILICON ROD AND METHOD FOR MANUFACT...
- Publication number 20230002238
- Publication date Jan 5, 2023
- Shin-Etsu Chemical Co., Ltd.
- Naruhiro Hoshino
- C01 - INORGANIC CHEMISTRY
Information Patent Application
APPARATUS AND METHOD FOR PRODUCING POLYCRYSTALLINE SILICON, AND POL...
- Publication number 20230002237
- Publication date Jan 5, 2023
- Tokuyama Corporation
- Koichi ISHIKAWA
- C01 - INORGANIC CHEMISTRY
Information Patent Application
Polycrystalline Silicon Rod and Method for Manufacturing Same
- Publication number 20220402765
- Publication date Dec 22, 2022
- Tokuyama Corporation
- Takamitsu Kamikawa
- C01 - INORGANIC CHEMISTRY
Information Patent Application
ROD-SHAPED BODY, JIG, DETACHMENT METHOD AND METHOD FOR MANUFACTURIN...
- Publication number 20220380221
- Publication date Dec 1, 2022
- Tokuyama Corporation
- Kazuhiro KAWAGUCHI
- C01 - INORGANIC CHEMISTRY
Information Patent Application
PROTECTIVE STRUCTURE FOR SILICON ROD AND METHOD FOR MANUFACTURING S...
- Publication number 20220380935
- Publication date Dec 1, 2022
- Tokuyama Corporation
- Junya SAKAI
- C01 - INORGANIC CHEMISTRY
Information Patent Application
Silicon Core Wire for Depositing Polycrystalline Silicon and Produc...
- Publication number 20220281751
- Publication date Sep 8, 2022
- Tokuyama Corporation
- Junya Sakai
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
METHOD FOR PRODUCING POLYCRYSTALLINE SILICON
- Publication number 20220274839
- Publication date Sep 1, 2022
- Wacker Chemie AG
- Jürgen Wolff
- C01 - INORGANIC CHEMISTRY
Information Patent Application
PRODUCTION METHOD FOR POLYCRYSTALLINE SILICON
- Publication number 20220274838
- Publication date Sep 1, 2022
- Tokuyama Corporation
- Junya SAKAI
- C01 - INORGANIC CHEMISTRY
Information Patent Application
PROCESS FOR PRODUCING POLYCRYSTALLINE SILICON
- Publication number 20220259051
- Publication date Aug 18, 2022
- Wacker Chemie AG
- Paul Bönisch
- C01 - INORGANIC CHEMISTRY
Information Patent Application
METHOD FOR PRODUCING POLYCRYSTALLINE SILICON
- Publication number 20220234900
- Publication date Jul 28, 2022
- Wacker Chemie AG
- Markus Wenzeis
- C01 - INORGANIC CHEMISTRY
Information Patent Application
Polycrystalline Silicon Material
- Publication number 20220204349
- Publication date Jun 30, 2022
- Tokuyama Corporation
- Takuya Asano
- C30 - CRYSTAL GROWTH
Information Patent Application
UNLOADING JIG, UNLOADING METHOD, AND METHOD FOR PRODUCING SILICON ROD
- Publication number 20220194747
- Publication date Jun 23, 2022
- Tokuyama Corporation
- Junya SAKAI
- C01 - INORGANIC CHEMISTRY
Information Patent Application
PARTICULATE COMPOSITE MATERIALS
- Publication number 20220055906
- Publication date Feb 24, 2022
- Group14 Technologies, Inc.
- Henry R. Costantino
- B82 - NANO-TECHNOLOGY
Information Patent Application
POLYCRYSTALLINE SILICON ROD
- Publication number 20220033267
- Publication date Feb 3, 2022
- Shin-Etsu Chemical Co., Ltd.
- Naruhiro Hoshino
- C01 - INORGANIC CHEMISTRY
Information Patent Application
APPARATUS FOR MANUFACTURING POLYSILICON ROD
- Publication number 20220002164
- Publication date Jan 6, 2022
- Shin-Etsu Chemical Co. Ltd.
- Tetsuro OKADA
- C01 - INORGANIC CHEMISTRY
Information Patent Application
POLYSILICON ROD AND METHOD FOR MANUFACTURING POLYSILICON ROD
- Publication number 20210395097
- Publication date Dec 23, 2021
- Shin-Etsu Chemical Co., Ltd.
- Atsushi YOSHIDA
- C01 - INORGANIC CHEMISTRY
Information Patent Application
METHOD FOR PREVENTING CONTAMINATION OF BASE PLATE
- Publication number 20210285099
- Publication date Sep 16, 2021
- Shin-Etsu Chemical Co., Ltd.
- Tetsuro Okada
- C01 - INORGANIC CHEMISTRY
Information Patent Application
CORE WIRE HOLDER, APPARATUS FOR PREPARING SILICON, AND METHOD FOR P...
- Publication number 20210269316
- Publication date Sep 2, 2021
- Tokuyama Corporation
- Kohichi ISHIKAWA
- C01 - INORGANIC CHEMISTRY
Information Patent Application
ELECTRODE FOR DEPOSITING POLYCRYSTALLINE SILICON
- Publication number 20210164124
- Publication date Jun 3, 2021
- Wacker Chemie AG
- Heinz KRAUS
- C01 - INORGANIC CHEMISTRY
Information Patent Application
HAMMER
- Publication number 20210078155
- Publication date Mar 18, 2021
- Kazuhiro KAWAGUCHI
- C01 - INORGANIC CHEMISTRY
Information Patent Application
Polycrystalline Silicon Rod Manufacturing Method, and Reactor
- Publication number 20210054499
- Publication date Feb 25, 2021
- Tokuyama Corporation
- Takafumi Tatsukawa
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Application
POLYCRYSTALLINE SILICON ROD, PROCESSING METHOD FOR POLYCRYSTALLINE...
- Publication number 20200399132
- Publication date Dec 24, 2020
- Shin-Etsu Chemical Co., Ltd.
- Shuichi Miyao
- C30 - CRYSTAL GROWTH
Information Patent Application
SILICON CORE WIRE
- Publication number 20200331764
- Publication date Oct 22, 2020
- Shin-Etsu Chemical Co., Ltd.
- Naruhiro Hoshino
- C01 - INORGANIC CHEMISTRY
Information Patent Application
APPARATUS FOR PRODUCING POLYCRYSTALLINE SILICON AND POLYCRYSTALLINE...
- Publication number 20200263293
- Publication date Aug 20, 2020
- Shin-Etsu Chemical Co., Ltd.
- Tetsuro Okada
- C01 - INORGANIC CHEMISTRY

by decomposition or reduction of gaseous or vaporised silicon compounds in the presence of heated filaments of silicon, carbon or a refractory metal

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Process for producing polycrystalline silicon

Polycrystalline silicon rod

Method for producing polycrystalline silicon

Electrode for depositing polycrystalline silicon

Unloading jig, unloading method, and method for producing silicon rod

Hammer

Apparatus for manufacturing polysilicon rod

Process for preparing polycrystalline silicon

Particulate composite materials

Apparatus for manufacturing polysilicon rod

Silicon core wire

Polycrystalline silicon manufacturing apparatus

Method for producing polysilicon

Method for preventing contamination of base plate

Process for producing polycrystalline silicon mass

Polycrystalline silicon bar, polycrystalline silicon rod, and manuf...

Method for producing polycrystalline silicon processed article

Polycrystalline silicon rod and method for producing same

Polycrystalline silicon rod manufacturing method, and reactor

Controlled silicon polymer treatment method

Core wire for use in silicon deposition, method for producing said...

Polycrystalline silicon rod and method for producing polycrystallin...

Resin material, vinyl bag, polycrystalline silicon rod, polycrystal...

Polycrystalline silicon rod, processing method for polycrystalline...

Radiation shielding for a CVD reactor

Method for producing polycrystalline silicon

Device and method for the removal of polycrystalline silicon rods f...

Polycrystalline silicon rod and method for producing single crystal...

Polycrystalline silicon rod

Reaction furnace for producing polycrystalline silicon, apparatus f...

Patents Applicationslast 30 patents

POLYSILICON ROD AND METHOD FOR MANUFACTURING POLYSILICON ROD

POLYCRYSTAL SILICON ROD, POLYCRYSTAL SILICON ROD PRODUCTION METHOD,...

SILICON-CARBON COMPOSITE MATERIALS WITH ENHANCED ELECTROCHEMICAL PR...

SILICON-CARBON COMPOSITES

POLYCRYSTALLINE SILICON ROD AND PROCESS OF MANUFACTURING POLYCRYSTA...

METHOD FOR PRODUCING AND CLASSIFYING POLYCRYSTALLINE SILICON

APPARATUS FOR MANUFACTURING POLYSILICON ROD AND METHOD FOR MANUFACT...

APPARATUS AND METHOD FOR PRODUCING POLYCRYSTALLINE SILICON, AND POL...

Polycrystalline Silicon Rod and Method for Manufacturing Same

ROD-SHAPED BODY, JIG, DETACHMENT METHOD AND METHOD FOR MANUFACTURIN...

PROTECTIVE STRUCTURE FOR SILICON ROD AND METHOD FOR MANUFACTURING S...

Silicon Core Wire for Depositing Polycrystalline Silicon and Produc...

METHOD FOR PRODUCING POLYCRYSTALLINE SILICON

PRODUCTION METHOD FOR POLYCRYSTALLINE SILICON

PROCESS FOR PRODUCING POLYCRYSTALLINE SILICON

METHOD FOR PRODUCING POLYCRYSTALLINE SILICON

Polycrystalline Silicon Material

UNLOADING JIG, UNLOADING METHOD, AND METHOD FOR PRODUCING SILICON ROD

PARTICULATE COMPOSITE MATERIALS

POLYCRYSTALLINE SILICON ROD

APPARATUS FOR MANUFACTURING POLYSILICON ROD

POLYSILICON ROD AND METHOD FOR MANUFACTURING POLYSILICON ROD

METHOD FOR PREVENTING CONTAMINATION OF BASE PLATE

CORE WIRE HOLDER, APPARATUS FOR PREPARING SILICON, AND METHOD FOR P...

ELECTRODE FOR DEPOSITING POLYCRYSTALLINE SILICON

HAMMER

Polycrystalline Silicon Rod Manufacturing Method, and Reactor

POLYCRYSTALLINE SILICON ROD, PROCESSING METHOD FOR POLYCRYSTALLINE...

SILICON CORE WIRE

APPARATUS FOR PRODUCING POLYCRYSTALLINE SILICON AND POLYCRYSTALLINE...