Jun Tian
39Patents
7h-index
36Co-inventors
69Inventor score
Filing activity: Mar 11, 1999 → Apr 18, 2023
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6855783B2 | Supported metallocene catalysts | Emerging Cross-Sectional Technologies | 26 | Expired |
| US7119154B2 | Bis (salicylaldiminato) titanium complex catalysts, highly syndiotactic polypropylene by a chain-end control mechanism, block copolymer containing this | Chemistry; Metallurgy | 21 | Expired |
| US8759243B2 | Multi-component catalyst systems and polymerization processes for forming in-situ heterophasic copolymers and/or varying the xylene solubles content of polyolefins | Emerging Cross-Sectional Technologies | 19 | Active |
| US6787624B2 | Bis(salicylaldiminato)titanium complex catalysts, highly syndiotactic polypropylene by a chain-end control mechanism, block copolymers containing this | Chemistry; Metallurgy | 17 | Expired |
| US7268243B2 | Bis(salicylaldiminato)titanium complex catalysts, highly syndiotactic polypropylene by a chain-end control mechanism, block copolymer containing this | Chemistry; Metallurgy | 16 | Active |
| US7053163B1 | Controlled comonomer distribution along a reactor for copolymer production | Emerging Cross-Sectional Technologies | 11 | Expired |
| US8134011B2 | Oxazolidinium compounds and use as hydrate inhibitors | Chemistry; Metallurgy | 9 | Active |
| US7662970B2 | Oxazolidinium compounds and use as hydrate inhibitors | Chemistry; Metallurgy | 7 | Active |
| US6562930B2 | Bis(salicylaldiminato)titanium complex catalysts, highly syndiotactic polypropylene by a chain-end control mechanism, block copolymers containing this | Chemistry; Metallurgy | 7 | Expired |
| US6299146A | Retangular suspending downcomer directing tray | Performing Operations; Transporting | 5 | Expired |
| US6345811B1 | Combined packing-tray in a vapor-liquid contacting tower and a process for effecting operation with high capacity and high turndown ratio | Performing Operations; Transporting | 4 | Expired |
| US6194343A | "Bridged ""tethered"" metallocenes" | Emerging Cross-Sectional Technologies | 4 | Expired |
| US7638465B2 | Kinetic gas hydrate inhibitors in completion fluids | Chemistry; Metallurgy | 3 | Active |
| US8980798B2 | Precipitation prevention in produced water containing hydrate inhibitors injected downhole | Chemistry; Metallurgy | 3 | Active |
| US8436112B2 | Polyolefin production with a high performance support for a metallocene catalyst system | Emerging Cross-Sectional Technologies | 2 | Active |
| US8404895B2 | Tertiary amine salt additives for hydrate control | Chemistry; Metallurgy | 2 | Active |
| US7220806B2 | Process for increasing ethylene incorporation into random copolymers | Chemistry; Metallurgy | 2 | Expired |
| US8047296B2 | Method of transitioning to kinetic hydrate inhibitors in multiple tie-in well systems | Emerging Cross-Sectional Technologies | 2 | Active |
| US8278403B2 | Multi-component catalyst systems and polymerization processes for forming broad composition distribution polymers | Chemistry; Metallurgy | 2 | Active |
| US10590457B2 | Compositions for cell culture and methods of using the same | Chemistry; Metallurgy | 2 | Active |
| US11401509B2 | Methods of minimizing glycoprotein agregation in CHO cell production | Chemistry; Metallurgy | 1 | Active |
| US11078512B2 | Compositions for cell bioproduction and methods of using the same | Chemistry; Metallurgy | 1 | Active |
| US8575358B2 | Oxazolidinium compounds | Chemistry; Metallurgy | 1 | Active |
| US11655457B2 | Methods of enhancing the sialic acid content of a CHO-expressed recombinant glycoprotein | Chemistry; Metallurgy | 1 | Active |
| US11458180B2 | Environmentally-friendly preparation method of composition containing anti-inflammatory active ingredients and use of composition | Human Necessities | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.