Dane Chang
33Patents
10h-index
34Co-inventors
75Inventor score
Filing activity: Dec 6, 1985 → Apr 18, 2019
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5433934A | Method for simultaneous absorption of sulfur dioxide and nitric oxide from flue gas | Emerging Cross-Sectional Technologies | 35 | Expired |
| US4724003A | Asphalt compositions containing anti-stripping additives prepared from hydrocarbyl substituted nitrogen-containing aromatic heterocyclic compounds, aldehydes or ketones and amines | Chemistry; Metallurgy | 32 | Expired |
| US4839404A | Bituminous compositions having high adhesive properties | Chemistry; Metallurgy | 16 | Expired |
| US6476141B1 | COMPATIBILIZED BLENDS OF ALKENYL AROMATIC POLYMERS, &agr;-OLEFIN/VINYL OR VINYLIDENE AROMATIC AND/OR STERICALLY HINDERED ALIPHATIC OR CYCLOALIPHATIC VINYL OR VINYLIDENE INTERPOLYMERS AND STYRENIC BLOCK COPOLYMERS | Chemistry; Metallurgy | 15 | Expired |
| US8344068B2 | Polyethylene compositions, methods of making the same, and articles prepared therefrom | Emerging Cross-Sectional Technologies | 14 | Active |
| US5196146A | Aqueous cleaning formulation containing a 2-piperazinone, method of using the same and concentrate for preparing the same | Chemistry; Metallurgy | 12 | Expired |
| US4643886A | Automatic pH control in a process for removal of hydrogen sulfide from a gas | Chemistry; Metallurgy | 11 | Expired |
| US5789490A | Amine capped polyethers and process for producing same | Emerging Cross-Sectional Technologies | 10 | Expired |
| US5817593A | Catalyst and process for producing amines | Emerging Cross-Sectional Technologies | 10 | Expired |
| US4765873A | Continuous process for the removal of hydrogen sulfide from a gaseous stream | Chemistry; Metallurgy | 10 | Expired |
| US5098681A | Process for absorption of sulfur compounds from fluids | Chemistry; Metallurgy | 9 | Expired |
| US5108723A | Process for absorption of sulfur compounds from fluids | Chemistry; Metallurgy | 8 | Expired |
| US5952529A | Catalyst and process for producing amines | Emerging Cross-Sectional Technologies | 7 | Expired |
| US4701484A | Asphalt compositions containing anti-stripping additives prepared from amines or polyamines and aldehydes | Chemistry; Metallurgy | 7 | Expired |
| US4786329A | Asphalt compositions containing anti-stripping additives prepared from amines or polyamines and phosphonates | Chemistry; Metallurgy | 7 | Expired |
| US8920891B2 | Rheology modified relatively high melt strength polyethylene compositions and methods of making pipes, films, sheets, and blow-molded articles | Emerging Cross-Sectional Technologies | 6 | Active |
| US4895600A | Asphalt compositions containing anti-stripping additives prepared from amines or polyamines and phosphonates | Chemistry; Metallurgy | 6 | Expired |
| US4980471A | Preparation of piperazinones for use as sulfur dioxide absorbents | Chemistry; Metallurgy | 4 | Expired |
| US8791205B2 | Polyethylene compositions, methods of making the same, and articles prepared therefrom | Emerging Cross-Sectional Technologies | 4 | Active |
| US5342593A | Process for absorption of sulfur compounds from fluids | Chemistry; Metallurgy | 4 | Expired |
| US7302991B2 | Fugitive pattern for casting | Chemistry; Metallurgy | 4 | Expired |
| US5236678A | Process for absorption of sulfur compounds from fluids using piperidines | Performing Operations; Transporting | 3 | Expired |
| US7302992B2 | Fugitive pattern for casting | Chemistry; Metallurgy | 3 | Expired |
| US7264036B2 | Fugitive pattern for casting | Chemistry; Metallurgy | 2 | Expired |
| US10844203B2 | Polyethylene compositions, and articles made therefrom | Chemistry; Metallurgy | 1 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.