Chung P. Park
73Patents
29h-index
38Co-inventors
88Inventor score
Filing activity: Jan 27, 1977 → May 2, 2007
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5340840A | Foam structures of ethylenic polymer material having enhanced toughness and elasticity and process for making | Emerging Cross-Sectional Technologies | 104 | Expired |
| US4714716A | Lightly crosslinked linear olefinic polymer foams and process for making | Chemistry; Metallurgy | 90 | Expired |
| US5348795A | Process for making a dimensionally-stable open-cell polypropylene foam with organic blowing agents | Emerging Cross-Sectional Technologies | 69 | Expired |
| US6541105B1 | Acoustical open-cell polylefins and process for making | Emerging Cross-Sectional Technologies | 67 | Expired |
| US4694025A | Alcohol control of lightly crosslinked foamed polymer production | Chemistry; Metallurgy | 61 | Expired |
| US6720362B1 | Perforated foams | Emerging Cross-Sectional Technologies | 57 | Expired |
| US5527573A | Extruded closed-cell polypropylene foam | Emerging Cross-Sectional Technologies | 55 | Expired |
| US4663361A | Expandable polyolefin compositions and preparation process utilizing isobutane blowing agent | Emerging Cross-Sectional Technologies | 51 | Expired |
| US4694027A | Expandable polyolefin compositions and preparation process utilizing isobutane blowing agent | Emerging Cross-Sectional Technologies | 50 | Expired |
| US6251319A | Method of forming a thermoformable polypropylene foam sheet | Emerging Cross-Sectional Technologies | 50 | Expired |
| US5460818A | Compatibilized blend of olefinic polymers and monovinylidene aromatic polymers | Chemistry; Metallurgy | 49 | Expired |
| US4640933A | Expandable polyolefin compositions and preparation process utilizing isobutane blowing agent | Emerging Cross-Sectional Technologies | 48 | Expired |
| US6213540A | Energy absorbing articles of extruded thermoplastic foams | Emerging Cross-Sectional Technologies | 47 | Expired |
| US5288762A | Cross-linked ethylenic polymer foam structures and process for making | Emerging Cross-Sectional Technologies | 46 | Expired |
| US5407965A | Cross-linked ethylenic polymer foam structures and process for making | Chemistry; Metallurgy | 43 | Expired |
| US4581383A | Lightly crosslinked linear olefinic polymer foam blends and process for making | Chemistry; Metallurgy | 39 | Expired |
| US5369136A | Foam structures of ethylenic polymer material having enhanced toughness and elasticity and process for making | Emerging Cross-Sectional Technologies | 39 | Expired |
| US4554293A | Lightly crosslinked linear olefinic polymer foam blends and process for making | Chemistry; Metallurgy | 37 | Expired |
| US5387620A | Cross-linked ethylenic polymer foam structures and process for making | Chemistry; Metallurgy | 36 | Expired |
| US4347329A | Expandable polyolefin compositions and polyolefin foam preparation process | Emerging Cross-Sectional Technologies | 35 | Expired |
| US6093752A | Open-cell foam and method of making | Chemistry; Metallurgy | 34 | Expired |
| US4226946A | Polyethylene blend foams having improved compressive strength | Chemistry; Metallurgy | 34 | Expired |
| US4215202A | Soft ethylenic polymer blend foams | Emerging Cross-Sectional Technologies | 34 | Expired |
| US4762860A | Alcohol control of lightly crosslinked foamed polymer production | Chemistry; Metallurgy | 34 | Expired |
| US6949588B2 | Perforated foams | Emerging Cross-Sectional Technologies | 33 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.