Intellectual Property-Changzhou Henglibao Nano New Material Technology Co., Ltd

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Patent Record - 2021-7-22

Patent Record - 2021-7-22. This item records patent-related information for Henglibao graphene materials, fibers, composites or production technologies.

2026-08-14
Patent Record - 2021-7-22

Patent Record - 2021-7-22. This item records patent-related information for Henglibao graphene materials, fibers, composites or production technologies.

2026-08-14
Patent Record - 2020-10-30

Patent Record - 2020-10-30. This item records patent-related information for Henglibao graphene materials, fibers, composites or production technologies.

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Patent Record - 2020-12-30

Patent Record - 2020-12-30. This item records patent-related information for Henglibao graphene materials, fibers, composites or production technologies.

2026-08-14
2020-09-15 utility model patent"graphenehigh-resilience polyurethane pillow"authorized

2020-09-15 utility model patent"graphenehigh-resilience polyurethane pillow"authorized. This item records patent-related information for Henglibao graphene materials, fibers, composites or production technologies.

2026-08-14
Patent Record - 2020-10-30

Patent Record - 2020-10-30. This item records patent-related information for Henglibao graphene materials, fibers, composites or production technologies.

2026-08-14
Patent Record - 2020-8-5

Patent Record - 2020-8-5. This item records patent-related information for Henglibao graphene materials, fibers, composites or production technologies.

2026-08-14
Patent Record - 2020-09-1

Patent Record - 2020-09-1. This item records patent-related information for Henglibao graphene materials, fibers, composites or production technologies.

2026-08-14

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