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last 30 patents
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Patent Grant
Metal-semiconductor contact structure and preparation method theref...
Patent number
12,369,427
Issue date
Jul 22, 2025
TONGWEI SOLAR (CHENGDU) CO., LTD.
Yang Chen
Patents Applications
last 30 patents
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Patent Application
SOLAR CELL AND MANUFACTURING METHOD THEREFOR
Publication number
20250234671
Publication date
Jul 17, 2025
Tongwei Solar (Chengdu) Co., Ltd.
Jianbin FAN
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Patent Application
SOLAR CELL, PREPARATION METHOD THEREFOR, AND APPLICATION THEREOF
Publication number
20250212550
Publication date
Jun 26, 2025
Tongwei Solar (Meishan) Co., Ltd.
Jianbin FAN
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Patent Application
SOLAR CELL AND PREPARATION METHOD THEREFOR, AND PHOTOVOLTAIC SYSTEM
Publication number
20250204077
Publication date
Jun 19, 2025
Tongwei Solar (Chengdu) Co., Ltd.
Jianbin FAN
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Patent Application
SOLAR CELL AND MANUFACTURING METHOD THEREFOR
Publication number
20250160033
Publication date
May 15, 2025
Jianbin FAN
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Patent Application
PREPARATION METHOD FOR SOLAR CELL AND SOLAR CELL
Publication number
20250072156
Publication date
Feb 27, 2025
Tongwei Solar (Chengdu) Co., Ltd.
Jianbin FAN
H01 - BASIC ELECTRIC ELEMENTS