Inventor · name-matched record
ZHOU YONGFEI
0 granted patents·5 pending applications·0 citations·filing 2023–2025
This identity is grouped by exact name match (no disambiguated inventor record was available for these filings) — it may combine same-named inventors.
Top patents by PatentIndex Score
5 records- 0161US2026053327A1Accessory holder and maintenance station systemSHENZHEN ROBOROCK INNOVATION TECH CO LTD·Filed 2025·Application pending·0 cites
- 0261US2026041298A1Cleaning device and cleaning systemBEIJING ROBOROCK TECHNOLOGY CO LTD·Filed 2025·Application pending·0 cites
- 0358US2026053320A1Brush head and surface cleaning deviceSHENZHEN ROBOROCK INNOVATION TECH CO LTD·Filed 2025·Application pending·0 cites
- 0453US2026013695A1Maintenance station for cleaning device, and cleaning systemSHENZHEN ROBOROCK INNOVATION TECH CO LTD·Filed 2025·Application pending·0 cites
- 0552US2026033695A1Cleaning device and cleaning systemBEIJING ROBOROCK TECHNOLOGY CO LTD·Filed 2023·Application pending·0 cites
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Identity basis: exact name match across USPTO filings. How scoring works →