Yonghua Shang
10Patents
0h-index
43Co-inventors
44Inventor score
Filing activity: Aug 21, 2007 → Jul 22, 2020
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US8206652B2 | Jet reactor with flow ducts and process for preparing isocyanates using it | Performing Operations; Transporting | 0 | Active |
| US12264121B2 | 1,3-bisisocyanatomethylcyclohexane composition and optical resin prepared therefrom | Chemistry; Metallurgy | 0 | Active |
| US11814339B2 | Method for preparing isocyanate in gaseous phase | Chemistry; Metallurgy | 0 | Active |
| US11059772B2 | Imine-type quaternary ammonium salt catalyst, preparation method thereof and use thereof for preparation of polyisocyanate composition | Chemistry; Metallurgy | 0 | Active |
| US12304993B2 | Storage-stable polyisocyanate composition and preparation method | Chemistry; Metallurgy | 0 | Active |
| US11939280B2 | Method for preparing isophorone diisocyanate | Chemistry; Metallurgy | 0 | Active |
| US11111332B2 | Isocyanate polymerization catalyst, preparation method thereof, and method for preparing polyisocyanate by using same | Chemistry; Metallurgy | 0 | Active |
| US9701624B2 | Method for preparing biuret polyisocyanate | Chemistry; Metallurgy | 0 | Active |
| US10645756B2 | Heater, use thereof and method for preparing isocyanate using heater | Chemistry; Metallurgy | 0 | Active |
| US12024582B2 | Preparation method for polyurethane optical resin and applications thereof | Physics | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.