Inventor · disambiguated record
Guobao Li
Also filed as: LI GUOBAO
17 granted patents·11 pending applications·7 citations·filing 2009–2023
86Inventor score
Top patents by PatentIndex Score
28 records- 0170US9604312B2Fast-speed laser scoring methodHUANG WANGYA·Filed 2011·Granted Mar 28, 2017·3 cites·1 claims
- 0268US9038429B2Method for manufacturing grain-oriented silicon steel with single cold rollingLI GUOBAO·Filed 2009·Granted May 26, 2015·4 cites·8 claims
- 0366US2025002730A1Environmentally friendly insulating coating with mild bonding property for silicon steel, silicon steel plate and manufacturing method thereforBAOSHAN IRON & STEEL·Filed 2022·Application pending·0 cites
- 0464US12480174B2600 MPa grade non-oriented electrical steel sheet and manufacturing method thereofBAOSHAN IRON & STEEL·Filed 2020·Granted Nov 25, 2025·0 cites·11 claims
- 0564US12378623B2Cu-containing non-oriented electrical steel sheet and manufacturing method thereforBAOSHAN IRON & STEEL·Filed 2020·Granted Aug 5, 2025·0 cites·15 claims
- 0661US11355275B2Laser-scribed grain-oriented silicon steel resistant to stress-relief annealing and manufacturing method thereforBAOSHAN IRON & STEEL·Filed 2018·Granted Jun 7, 2022·0 cites·15 claims
- 0759US11608541B2Manufacturing method for high silicon grain oriented electrical steel sheetBAOSHAN IRON & STEEL·Filed 2019·Granted Mar 21, 2023·0 cites·14 claims
- 0859US2025109466A1Non-oriented electrical steel plate with good magnetic performance and manufacturing method thereforBAOSHAN IRON & STEEL·Filed 2023·Application pending·0 cites
- 0959US2025066922A1A coating for grain-oriented silicon steel coating layer, and grain-oriented silicon steel sheet and manufacturing method thereforBAOSHAN IRON & STEEL·Filed 2023·Application pending·0 cites
- 1055US2022333226A1Non-oriented electrical steel sheet and manufacturing method thereforBAOSHAN IRON & STEEL·Filed 2020·Application pending·0 cites
- 1154US2023203613A1Low-Cost Non-Oriented Electrical Steel Plate With Extremely Low Aluminum Content and Manufacturing Method ThereforBAOSHAN IRON & STEEL·Filed 2021·Application pending·0 cites
- 1253US2024071661A1Low-Magnetostrictive Oriented Silicon Steel and Manufacturing Method ThereforBAOSHAN IRON & STEEL·Filed 2022·Application pending·0 cites
- 1352US2023416883A1Non-oriented electrical steel plate and manufacturing method thereforBAOSHAN IRON & STEEL·Filed 2020·Application pending·0 cites
- 1450US11633808B2Silicon steel product with low iron loss for low-noise transformer, and manufacturing method thereofBAOSHAN IRON & STEEL·Filed 2017·Granted Apr 25, 2023·0 cites·12 claims
- 1549US10566119B2Oriented silicon steel and method for manufacturing sameBAOSHAN IRON & STEEL·Filed 2012·Granted Feb 18, 2020·0 cites·3 claims
- 1649US9905361B2Manufacturing method of common grain-oriented silicon steel with high magnetic inductionBAOSHAN IRON & STEEL·Filed 2012·Granted Feb 27, 2018·0 cites·6 claims
- 1748US11459634B2Method for manufacturing stress-relief-annealing-resistant, low-iron-loss grain-oriented silicon steelBAOSHAN IRON & STEEL·Filed 2018·Granted Oct 4, 2022·0 cites·5 claims
- 1848US11352680B2Apparatus and method for rapidly heating cold-rolled strip steelBAOSHAN IRON & STEEL·Filed 2018·Granted Jun 7, 2022·0 cites·9 claims
- 1946US11638971B2Grain-oriented silicon steel with low core loss and manufacturing method thereforeBAOSHAN IRON & STEEL·Filed 2018·Granted May 2, 2023·0 cites·9 claims
- 2045US2022275470A1High-magnetic-induction oriented silicon steel and manufacturing method thereforBAOSHAN IRON & STEEL·Filed 2020·Application pending·0 cites
- 2143US11968766B2Induction heating system and method for silicon steel core with self-adhesive coatingBAOSHAN IRON & STEEL·Filed 2019·Granted Apr 23, 2024·0 cites·10 claims
- 2242US8333846B2Manufacturing method of oriented SI steel with high electric-magnetic propertyYANG GUOHUA·Filed 2009·Granted Dec 18, 2012·0 cites·3 claims
- 2341US10236105B2High magnetic induction oriented silicon steel and manufacturing method thereofBAOSHAN IRON & STEEL·Filed 2012·Granted Mar 19, 2019·0 cites·6 claims
- 2440US8231739B2Method for producing grain-oriented silicon steel containing copperJI YAMING·Filed 2009·Granted Jul 31, 2012·0 cites·3 claims
- 2537US2013292005A1Annualing separation agent for producing grain-oriented silicon steel with smooth surface and good magnetic propertyZHAO ZIPENG·Filed 2011·Application pending·0 cites
- 2634US2013233450A1Method for manufacturing oriented silicon steel product with high magnetic-flux densityXU QI·Filed 2011·Application pending·0 cites
- 2730US9460054B2Method for detecting electromagnetic property of oriented silicon steelWU MEIHONG·Filed 2011·Granted Oct 4, 2016·0 cites·1 claims
- 2829US2013299049A1Manufacture method of oriented silicon steel having good magnetic performanceWU MEIHONG·Filed 2011·Application pending·0 cites
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