Assignee
LAWSON HEMPHILL
US·15 granted patents·230 citations·filing 1974–2000
Top patents by PatentIndex Score
15 records- 0194US5875419ASystem and method for determining yarn hairinessLAWSON HEMPHILL·Filed 1995·Granted Feb 23, 1999·26 cites·10 claims
- 0283US3939671AMachine for knitting cord-like structuresLAWSON HEMPHILL·Filed 1974·Granted Feb 24, 1976·27 cites·32 claims
- 0375US6741726B1System and method for electronically evaluating predicted fabric qualitiesLAWSON HEMPHILL·Filed 2000·Granted May 25, 2004·22 cites·31 claims
- 0472US5319578AYarn profile analyzer and methodLAWSON HEMPHILL·Filed 1992·Granted Jun 7, 1994·38 cites·30 claims
- 0563US4393701AYarn tester systemLAWSON HEMPHILL·Filed 1982·Granted Jul 19, 1983·21 cites·32 claims
- 0661US4085547ASkate sharpenerLAWSON HEMPHILL·Filed 1977·Granted Apr 25, 1978·13 cites·7 claims
- 0757US6130746ASystem and method for electronically evaluating predicted fabric qualitiesLAWSON HEMPHILL·Filed 1996·Granted Oct 10, 2000·18 cites·2 claims
- 0855US5791542AYarn test system which moves yarn at high speed under constant, adjustable tensionLAWSON HEMPHILL·Filed 1997·Granted Aug 11, 1998·12 cites·16 claims
- 0951US5646405AMethod of detecting contaminants in cotton fibersLAWSON HEMPHILL·Filed 1995·Granted Jul 8, 1997·15 cites·20 claims
- 1044US5541734ASystem for electronically grading yarnLAWSON HEMPHILL·Filed 1994·Granted Jul 30, 1996·10 cites·16 claims
- 1142US5570188ASystem and method for electronically displaying yarn qualitiesLAWSON HEMPHILL·Filed 1994·Granted Oct 29, 1996·9 cites·16 claims
- 1237US5420802ASystem and method for testing yarn altering devicesLAWSON HEMPHILL·Filed 1993·Granted May 30, 1995·7 cites·18 claims
- 1335US6307953B1System for electronically evaluating yarn or fabric samples cell by cellLAWSON HEMPHILL·Filed 1997·Granted Oct 23, 2001·8 cites·24 claims
- 1433US4092857ATensiometerLAWSON HEMPHILL·Filed 1977·Granted Jun 6, 1978·3 cites·1 claims
- 1530US5761264AMethod of automatically determining the number of filaments in a synthetic or spun yarnLAWSON HEMPHILL·Filed 1996·Granted Jun 2, 1998·1 cites·12 claims
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