Inventor
I-Hwa Lee
Inventor
Wilmington, DE, US
Overview
Patents· 29 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
B32Bprimary
B32BLayered products, i.e. products built-up of strata of flat or non-flat, e.g. cellular or honeycomb, form22%
Y10TTechnical subjects covered by former us classification20%
C08LCompositions of macromolecular compounds12%
C09JAdhesives11%
C08JWorking-up7%
A22CProcessing meat, poultry, or fish6%
B29CShaping or joining of plastics6%
C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients5%
B29KIndexing scheme associated with subclasses b29b, b29c or b29d, relating to moulding materials or to materials for moulds, reinforcements, fillers or preformed parts, e.g. inserts3%
B44CProducing decorative effects3%
PatentTitleYear
10,421,258Multilayer structure comprising polypropylene201910,414,139Adhesive compositions and multilayered structures comprising functionalized polypropylene20199,511,569'Multilayer film structures comprising bio-based materials'20169,205,058'Tape-type fluorine preparation using biodegradable polymer and method of preparing the same'20158,945,708'Multilayer, coextruded, ionomeric decorative surfacing'20158,858,985'Films comprising a liquid-absorbant inner layer, an antimicrobial material and an impermeable outer layer'20148,679,619'Multilayer, co-extruded, ionomeric decorative surfacing'20148,202,590'Heat shrinkable multilayer film or tube that exhibits shrink stability after orientation'20128,119,235'Multilayer, co-extruded, ionomeric decorative surfacing'20127,968,134'Films comprising a liquid-absorbant inner layer and an impermeable outer layer'20117,964,055'Films comprising a liquid-absorbant inner layer and an impermeable outer layer'20117,964,229'Films comprising a liquid-absorbant inner layer and an impermeable outer layer'20117,964,226'Films comprising a liquid-absorbant inner layer and an impermeable outer layer'20117,615,270'Films comprising a liquid-absorbant inner layer and an impermeable outer layer'20097,045,566'Moisture and gas permeable non-porous ionomeric films'20066,998,157'Thermoformable packaging film'20066,545,091'Adhesive compositions based on blends of grafted metallocene catalyzed and non-grafted conventional polyethylenes'20036,299,985'Adhesive compositions based on blends of grafted metallocene catalyzed and polar ethylene copolymers'20016,184,298'Adhesive compositions based on blends of grafted polyethylenes and non-grafted polyethylenes and styrene container rubber'20016,166,142'Adhesive compositions based on blends of grafted metallocene catalyzed and polar ethylene copolymers'20006,037,063'High barrier, coextruded compositions useful in the manufacture of clear, heat-stable articles and methods relating thereto'20005,744,250'Adhesion compositions for multilayer structures'19985,643,999'Co-extrudable adhesives with good age-down resistance'19975,516,583'Adhesive for tamper evident seals'19965,217,812'Extrudable and primerless adhesives and products therefrom'19935,053,457'Coextrudable adhesives and products therefrom'19914,861,677'Coextrudable adhesive for polystyrene, and products therefrom'19894,861,676'Improved coextrudable adhesive and products therefrom'19894,575,470'Chemically bonded polyolefin laminates'1986Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1986–2019Based in Wilmington, DE, US· patent location history
1989–2019Patents assigned to DU PONT (27)· patent assignee history
2012–2016Patents assigned to LEE I-HWA (6)· patent assignee history
2012–2015Patents assigned to PIKE LORI J (3)· patent assignee history
2012–2015Patents assigned to RANGANATHAN SUMITA SANJEEVI (3)· patent assignee history
2012–2015Patents assigned to VOGEL RANDALL ALLEN (3)· patent assignee history
2015Based in Gwangju, KR· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| DU PONT | 27 | 1989–2019 |
| LEE I-HWAself | 6 | 2012–2016 |
| PIKE LORI J | 3 | 2012–2015 |
| RANGANATHAN SUMITA SANJEEVI | 3 | 2012–2015 |
| VOGEL RANDALL ALLEN | 3 | 2012–2015 |
Locations
| Location | Patents | Span |
|---|---|---|
| Wilmington, Delaware, US | 28 | 1986–2019 |
| Gwangju, KR | 1 | 2015 |