Inventor · disambiguated record
Dingshan Ruan
Also filed as: RUAN DINGSHAN
19 granted patents·42 pending applications·4 citations·filing 2015–2024
87Inventor score
Files withGUANGDONG BRUNP RECYCLING TECHNOLOGY CO LTD53YICHANG BRUNP RECYCLING TECH CO LTD2CONTEMPORARY AMPEREX TECHNOLOGY CO LTD1HUNAN BRUNP RECYCLING TECH CO LTD1INST PROCESS ENG CAS1
Top patents by PatentIndex Score
61 records- 0192US12206094B2Silicon-carbon composite anode material, and preparation method and use thereofGUANGDONG BRUNP RECYCLING TECHNOLOGY CO LTD·Filed 2023·Granted Jan 21, 2025·1 cites·15 claims
- 0288US11894531B2Method for recovering lithium battery slurry and device for recovery of sameGUANGDONG BRUNP RECYCLING TECHNOLOGY CO LTD·Filed 2022·Granted Feb 6, 2024·2 cites·4 claims
- 0385US12327848B1Process and device for recycling waste lithium battery materialsINST PROCESS ENG CAS·Filed 2024·Granted Jun 10, 2025·1 cites·7 claims
- 0472US2023373814A1Cathode material precursor and preparation method and application thereofGUANGDONG BRUNP RECYCLING TECHNOLOGY CO LTD·Filed 2023·Application pending·0 cites
- 0570US12401026B2Method for preparing silicon-carbon composite anode material and use thereofGUANGDONG BRUNP RECYCLING TECHNOLOGY CO LTD·Filed 2023·Granted Aug 26, 2025·0 cites·18 claims
- 0670US2023373815A1Cobalt-free nickel-manganese cathode material and preparation and application thereofGUANGDONG BRUNP RECYCLING TECHNOLOGY CO LTD·Filed 2023·Application pending·0 cites
- 0770US2023303407A1Ternary cathode material, preparation method and application thereofGUANGDONG BRUNP RECYCLING TECHNOLOGY CO LTD·Filed 2023·Application pending·0 cites
- 0869US12110231B2Expanded graphite and preparation method thereforGUANGDONG BRUNP RECYCLING TECHNOLOGY CO LTD·Filed 2022·Granted Oct 8, 2024·0 cites·10 claims
- 0968US2024063389A1Preparation method of hard carbon anode material and use thereofGUANGDONG BRUNP RECYCLING TECHNOLOGY CO LTD·Filed 2023·Application pending·0 cites
- 1068US2023357050A1Regeneration Method of Waste Ternary Cathode Material and Application ThereofGUANGDONG BRUNP RECYCLING TECHNOLOGY CO LTD·Filed 2023·Application pending·0 cites
- 1167US12428312B2Preparation method of Ni-Rich ternary precursor and use thereofGUANGDONG BRUNP RECYCLING TECHNOLOGY CO LTD·Filed 2023·Granted Sep 30, 2025·0 cites·5 claims
- 1267US12195347B2Method for regulating particle size of Prussian whiteGUANGDONG BRUNP RECYCLING TECHNOLOGY CO LTD·Filed 2022·Granted Jan 14, 2025·0 cites·20 claims
- 1367US2024025760A1Preparation method of ternary precursorGUANGDONG BRUNP RECYCLING TECHNOLOGY CO LTD·Filed 2023·Application pending·0 cites
- 1467US2023382760A1Preparation method of platy aluminum-doped cobalt carbonate and use thereofGUANGDONG BRUNP RECYCLING TECHNOLOGY CO LTD·Filed 2023·Application pending·0 cites
- 1566US11876209B2Pre-lithiated lithium ion positive electrode material, and preparation method therefor and use thereofGUANGDONG BRUNP RECYCLING TECHNOLOGY CO LTD·Filed 2021·Granted Jan 16, 2024·0 cites·10 claims
- 1666US2023382763A1Fast ionic conductor coated lithium-transition metal oxide material and preparation method thereofGUANGDONG BRUNP RECYCLING TECHNOLOGY CO LTD·Filed 2023·Application pending·0 cites
- 1766US2023411596A1Preparation method and application of lithium cobalt oxide soft-pack batteryGUANGDONG BRUNP RECYCLING TECHNOLOGY CO LTD·Filed 2023·Application pending·0 cites
- 1866US2023352679A1Mixing process for preparing high nickel cathode material and application thereofGUANGDONG BRUNP RECYCLING TECHNOLOGY CO LTD·Filed 2023·Application pending·0 cites
- 1965US12170372B2Nitrogen-doped hollow cobaltosic oxide and preparation method and use thereofGUANGDONG BRUNP RECYCLING TECHNOLOGY CO LTD·Filed 2022·Granted Dec 17, 2024·0 cites·20 claims
- 2065US11837734B2Oxygen reduction catalyst employing graphite of negative electrode of waste battery, and preparation method thereforGUANGDONG BRUNP RECYCLING TECHNOLOGY CO LTD·Filed 2021·Granted Dec 5, 2023·0 cites·8 claims
- 2165US2023352684A1Preparation method for lithium iron phosphate cathode material and application thereofGUANGDONG BRUNP RECYCLING TECHNOLOGY CO LTD·Filed 2023·Application pending·0 cites
- 2265US2023391635A1Radially structured nickel-based precursor and preparation method thereofGUANGDONG BRUNP RECYCLING TECHNOLOGY CO LTD·Filed 2023·Application pending·0 cites
- 2364US2023339760A1Method for preparing graphene by mechanical exfoliation and application thereofGUANGDONG BRUNP RECYCLING TECHNOLOGY CO LTD·Filed 2023·Application pending·0 cites
- 2464US2025122080A1Doped iron phosphate, and preparation method therefor and use thereofYICHANG BRUNP RECYCLING TECH CO LTD·Filed 2022·Application pending·0 cites
- 2563US2024356099A1Method for recovering lithium battery positive electrode plateGUANGDONG BRUNP RECYCLING TECHNOLOGY CO LTD·Filed 2022·Application pending·0 cites
- 2663US2024018012A1Synthesis method of cobalt hydroxide and cobalt hydroxideGUANGDONG BRUNP RECYCLING TECHNOLOGY CO LTD·Filed 2023·Application pending·0 cites
- 2763US2023331584A1Preparation method for nanosized lithium cobalt oxide cathode material and application thereofGUANGDONG BRUNP RECYCLING TECHNOLOGY CO LTD·Filed 2023·Application pending·0 cites
- 2862US12098442B2Method for enriching lithium from lithium clayGUANGDONG BRUNP RECYCLING TECHNOLOGY CO LTD·Filed 2022·Granted Sep 24, 2024·0 cites·10 claims
- 2962US2025012507A1Production line and production method for positive electrode material of lithium-ion batteryGUANGDONG BRUNP RECYCLING TECHNOLOGY CO LTD·Filed 2022·Application pending·0 cites
- 3062US2023322636A1Sagger for sintering lithium composite transition metal oxide and preparation method thereofGUANGDONG BRUNP RECYCLING TECHNOLOGY CO LTD·Filed 2023·Application pending·0 cites
- 3162US2024021904A1Recycling method and use of lithium iron phosphate (lfp) wasteGUANGDONG BRUNP RECYCLING TECHNOLOGY CO LTD·Filed 2023·Application pending·0 cites
- 3262US2023332267A1Recycling method for mixed waste material of lithium nickel manganese cobalt oxide and lithium iron phosphateGUANGDONG BRUNP RECYCLING TECHNOLOGY CO LTD·Filed 2023·Application pending·0 cites
- 3362US2024336493A1Prelithiation reagent for lithium-ion battery (lib), and preparation method therefor and use thereofGUANGDONG BRUNP RECYCLING TECHNOLOGY CO LTD·Filed 2022·Application pending·0 cites
- 3461US12136714B2Method for selectively extracting lithium from retired battery and application of methodGUANGDONG BRUNP RECYCLING TECHNOLOGY CO LTD·Filed 2022·Granted Nov 5, 2024·0 cites·5 claims
- 3561US2024351911A1Method for surface modification of lithium transition metal oxide positive electrode materialGUANGDONG BRUNP RECYCLING TECHNOLOGY CO LTD·Filed 2022·Application pending·0 cites
- 3661US2024039069A1Method for treating scrapped positive electrode slurry, and applicationGUANGDONG BRUNP RECYCLING TECHNOLOGY CO LTD·Filed 2021·Application pending·0 cites
- 3761US2025026662A1Preparation method for high-nickel ternary positive electrode materialGUANGDONG BRUNP RECYCLING TECHNOLOGY CO LTD·Filed 2022·Application pending·0 cites
- 3861US2024088388A1Preparation method of hard carbon anode material and use thereofGUANGDONG BRUNP RECYCLING TECHNOLOGY CO LTD·Filed 2022·Application pending·0 cites
- 3960US12252414B2Method for preparing ternary cathode precursor material with low sulfur content and high specific surface areaGUANGDONG BRUNP RECYCLING TECHNOLOGY CO LTD·Filed 2022·Granted Mar 18, 2025·0 cites·10 claims
- 4060US12162753B2Preparation method for nano ferric phosphate with low sulfur contentGUANGDONG BRUNP RECYCLING TECHNOLOGY CO LTD·Filed 2022·Granted Dec 10, 2024·0 cites·7 claims
- 4160US2024343582A1Method for preparing porous microsphere carbon anode material and application thereofGUANGDONG BRUNP RECYCLING TECHNOLOGY CO LTD·Filed 2022·Application pending·0 cites
- 4260US2025015287A1Composite coated ternary precursor, and preparation method therefor and use thereofGUANGDONG BRUNP RECYCLING TECHNOLOGY CO LTD·Filed 2022·Application pending·0 cites
- 4360US2025007025A1Recovery method of valuable metal in positive electrode sheet of lithium batteryGUANGDONG BRUNP RECYCLING TECHNOLOGY CO LTD·Filed 2022·Application pending·0 cites
- 4459US10290865B2Positive electrode material for Li-ion battery, method for preparing the same, and Li-ion power battery containing the sameCONTEMPORARY AMPEREX TECHNOLOGY CO LTD·Filed 2017·Granted May 14, 2019·0 cites·10 claims
- 4559US2025015255A1Cathode material of lithium battery and production process thereofGUANGDONG BRUNP RECYCLING TECHNOLOGY CO LTD·Filed 2022·Application pending·0 cites
- 4659US2023399238A1Precursor with transformed crystal form and preparation method thereofGUANGDONG BRUNP RECYCLING TECHNOLOGY CO LTD·Filed 2023·Application pending·0 cites
- 4759US2025007024A1Method for removing fluorine in positive electrode leachate of lithium batteriesGUANGDONG BRUNP RECYCLING TECHNOLOGY CO LTD·Filed 2022·Application pending·0 cites
- 4859US2025140802A1Single-crystal ternary cathode material and preparation method therefor and application thereofGUANGDONG BRUNP RECYCLING TECHNOLOGY CO LTD·Filed 2022·Application pending·0 cites
- 4958US2024317583A1Nano-sheet ferric phosphate, preparation method therefor and use thereofGUANGDONG BRUNP RECYCLING TECHNOLOGY CO LTD·Filed 2022·Application pending·0 cites
- 5058US2024021903A1Method for recycling iron phosphate waste and use thereofGUANGDONG BRUNP RECYCLING TECHNOLOGY CO LTD·Filed 2023·Application pending·0 cites
Showing the top 50 of 61 patent records by PatentIndex Score.
Join the waitlist — get patent alerts
Get an alert when Dingshan Ruan files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →