Eng-Pi Chang
22Patents
12h-index
52Co-inventors
84Inventor score
Filing activity: Oct 2, 1978 → Feb 3, 2005
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5827609A | Multilayer Pressure-sensitive adhesive construction | Emerging Cross-Sectional Technologies | 43 | Expired |
| US6461706B1 | Multilayer films and labels | Emerging Cross-Sectional Technologies | 41 | Expired |
| US6663947B2 | Multilayer films and labels | Emerging Cross-Sectional Technologies | 38 | Expired |
| US6376058B1 | Polypropylene based compositions and films and labels formed therefrom | Emerging Cross-Sectional Technologies | 34 | Expired |
| US6703463B2 | Optical adhesive coating having low refractive index | Emerging Cross-Sectional Technologies | 33 | Expired |
| US5690628A | Refastenable adhesive taping system | Human Necessities | 31 | Expired |
| US5700571A | Release films formed by coextrusion | Emerging Cross-Sectional Technologies | 19 | Expired |
| US6835462B2 | Conformable and die-cuttable biaxially oriented films and labelstocks | Emerging Cross-Sectional Technologies | 17 | Expired |
| US6416858B1 | Multilayer pressure-sensitive adhesive construction | Emerging Cross-Sectional Technologies | 16 | Expired |
| US5961766A | Method for selecting a substrate intended for use in a cutting operation | Emerging Cross-Sectional Technologies | 15 | Expired |
| US4342636A | Process for forming a porous polyfluoroalkylene sheet useful for separating anolyte from catholyte in electrolytic cells | Chemistry; Metallurgy | 14 | Expired |
| US8551391B2 | Method of making microneedles | Performing Operations; Transporting | 12 | Active |
| US6706355B2 | Protective coating for color filters | Emerging Cross-Sectional Technologies | 11 | Expired |
| US5556663A | Excimer fluorescence method for determining cure of coatings | Physics | 10 | Expired |
| US6372074B1 | Method of forming a protective coating for color filters | Emerging Cross-Sectional Technologies | 10 | Expired |
| US6296727A | Method for ultrasonically sealing a plastic film composed of polypropylene | Emerging Cross-Sectional Technologies | 9 | Expired |
| US4194072A | Flame retardant nylon compositions | Chemistry; Metallurgy | 5 | Expired |
| US7514045B2 | Covered microchamber structures | Performing Operations; Transporting | 4 | Expired |
| US5545830A | Curable fluorescent organopolysiloxane compositions | Emerging Cross-Sectional Technologies | 3 | Expired |
| US7416692B2 | Process and apparatus for microreplication | Emerging Cross-Sectional Technologies | 2 | Expired |
| US4292146A | Porous polyfluoroalkylene sheet useful for separating anolyte from catholyte in electrolytic cells | Chemistry; Metallurgy | 2 | Expired |
| US6686431B2 | Optical coating having low refractive index | Physics | 1 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.