Inventor · disambiguated record
Pieter J. Lemstra
Also filed as: LEMSTRA PIETER J · LEMSTRA PIETER JAN
18 granted patents·808 citations·filing 1980–2011
96Inventor score
Top patents by PatentIndex Score
18 records- 0198US4430383AFilaments of high tensile strength and modulusSTAMICARBON·Filed 1982·Granted Feb 7, 1984·129 cites·2 claims
- 0298US4422993AProcess for the preparation of filaments of high tensile strength and modulusSTAMICARBON·Filed 1980·Granted Dec 27, 1983·118 cites·6 claims
- 0398US4344908AProcess for making polymer filaments which have a high tensile strength and a high modulusSTAMICARBON·Filed 1980·Granted Aug 17, 1982·168 cites·8 claims
- 0496US4436689AProcess for the production of polymer filaments having high tensile strengthSTAMICARBON·Filed 1982·Granted Mar 13, 1984·124 cites·15 claims
- 0590US5066755ANovel irradiated polyethylene filaments tapes and films and process thereforSTAMICARBON·Filed 1989·Granted Nov 19, 1991·58 cites·25 claims
- 0682US4668717AProcess for the continuous preparation of homogeneous solutions of high molecular polymersSTAMICARBON·Filed 1985·Granted May 26, 1987·48 cites·14 claims
- 0777US4362844ABiaxially stretched polypropylene-based plastic products, and process for making such productsSTAMICARBON·Filed 1981·Granted Dec 7, 1982·32 cites·9 claims
- 0867US4888141AProcess for producing polyethylene articles having a high tensile strength and modulusSTAMICARBON·Filed 1987·Granted Dec 19, 1989·22 cites·10 claims
- 0966US4427795ARigid polyvinyl chloride foamSTAMICARBON·Filed 1982·Granted Jan 24, 1984·14 cites·10 claims
- 1065US4911867AProcess for prearing polyolefin filaments having great adhesive strength for polymeric matrices, as well as for preparing reinforced matrix materialsSTAMICARBON·Filed 1987·Granted Mar 27, 1990·21 cites·6 claims
- 1157US4415514AMethod for the preparation of rigid polyvinyl chloride foamsSTAMICARBON·Filed 1981·Granted Nov 15, 1983·11 cites·8 claims
- 1254US4938911AProcess for preparing polyolefin gel articles as well as for preparing herefrom articles having a high tensile strength and modulusSTAMICARBON·Filed 1988·Granted Jul 3, 1990·13 cites·11 claims
- 1352US4579784ALaminates on the basis of polypropylene and process for preparing such laminatesSTAMICARBON·Filed 1984·Granted Apr 1, 1986·23 cites·12 claims
- 1447US6433120B1Method for processing polyethylene having a molecular weight of at least 400,000 by heating at an elevated pressureUNIV EINDHOVEN TECH·Filed 1998·Granted Aug 13, 2002·13 cites·15 claims
- 1539US9205589B2Process for producing high-performance polymer fibersLEMSTRA PIETER JAN·Filed 2011·Granted Dec 8, 2015·0 cites·18 claims
- 1638US4810450AProcess for the preparation of polyvinyl alcohol articles of high strength and modulusSTAMICARBON·Filed 1987·Granted Mar 7, 1989·7 cites·8 claims
- 1736US4434252ARigid polyvinyl chloride foamSTAMICARBON·Filed 1982·Granted Feb 28, 1984·3 cites·10 claims
- 1832US4913870AProcess for preparing polyacrylonitrile filaments having high tensile strength and modulusSTAMICARBON·Filed 1987·Granted Apr 3, 1990·4 cites·17 claims
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