Assignee
HOWELL LAB INC
US·12 granted patents·250 citations·filing 1975–1998
Top patents by PatentIndex Score
12 records- 0187US4040743AMethod and apparatus for measuring the brightness of pulp slurryHOWELL LAB INC·Filed 1975·Granted Aug 9, 1977·57 cites·31 claims
- 0271US5605564AMembrane gas dehydratorHOWELL LAB INC·Filed 1996·Granted Feb 25, 1997·47 cites·4 claims
- 0366US6016127ATraveling wave antennaHOWELL LAB INC·Filed 1996·Granted Jan 18, 2000·49 cites·7 claims
- 0466US5531887AManually operated reverse osmosis desalinization systemHOWELL LAB INC·Filed 1995·Granted Jul 2, 1996·38 cites·3 claims
- 0551US5807146ARadio frequency coaxial transmission line inner conductor connection systemHOWELL LAB INC·Filed 1997·Granted Sep 15, 1998·14 cites·9 claims
- 0644US5961692ASystem and method of improving performance of a gas membrane dehydratorHOWELL LAB INC·Filed 1997·Granted Oct 5, 1999·16 cites·10 claims
- 0733US5870061ACoaxial slot feed systemHOWELL LAB INC·Filed 1996·Granted Feb 9, 1999·13 cites·2 claims
- 0830US5506594AHelically shaped circularly polarizing antennaHOWELL LAB INC·Filed 1994·Granted Apr 9, 1996·1 cites·18 claims
- 0929US5348663AControl of bromination of drinking waterHOWELL LAB INC·Filed 1993·Granted Sep 20, 1994·5 cites·4 claims
- 1025US5403472AControl of bromination of drinking waterHOWELL LAB INC·Filed 1994·Granted Apr 4, 1995·1 cites·4 claims
- 1124US6020860AAntenna inner conductor and shorts systemHOWELL LAB INC·Filed 1997·Granted Feb 1, 2000·0 cites·4 claims
- 1221US6389263B1Road radio cellular systemHOWELL LAB INC·Filed 1998·Granted May 14, 2002·9 cites·11 claims
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