Inventor · name-matched record
ZHANG YIFENG
1 granted patent·2 pending applications·0 citations·filing 2023–2025
3Inventor score
Files withPOLYGROUP LTD MACAO COMMERCIAL OFFSHORE1POLYGROUP MACAU LTD BVI1TONGWEI SOLAR CHENGDU CO LTD1
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
3 records- 0192US2026071456A1Lighted inflatable apparatusPOLYGROUP MACAU LTD BVI·Filed 2025·Application pending·0 cites
- 0268US2026020426A1Solar cell, preparation method thereof, and photovoltaic moduleTONGWEI SOLAR CHENGDU CO LTD·Filed 2025·Application pending·0 cites
- 0352US12516784B2Electric lighting system and components, and charging and connection mechanisms thereofPOLYGROUP LTD MACAO COMMERCIAL OFFSHORE·Filed 2023·Granted Jan 6, 2026·0 cites·11 claims
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Identity basis: exact name match across USPTO filings. How scoring works →