Assignee
PATCHEN INC
US·8 granted patents·1,178 citations·filing 1994–1998
Top patents by PatentIndex Score
8 records- 0198US5585626AApparatus and method for determining a distance to an object in a field for the controlled release of chemicals on plants, weeds, trees or soil and/or guidance of farm vehiclesPATCHEN INC·Filed 1994·Granted Dec 17, 1996·265 cites·53 claims
- 0295US5789741ADetecting plants in a field by detecting a change in slope in a reflectance characteristicPATCHEN INC·Filed 1996·Granted Aug 4, 1998·194 cites·19 claims
- 0394US5809440AAgricultural implement having multiple agents for mapping fieldsPATCHEN INC·Filed 1997·Granted Sep 15, 1998·247 cites·14 claims
- 0493US5837997AStructure and method for detecting plants in a field using a light pipePATCHEN INC·Filed 1996·Granted Nov 17, 1998·140 cites·11 claims
- 0591US5833144AHigh speed solenoid valve cartridge for spraying an agricultural liquid in a fieldPATCHEN INC·Filed 1996·Granted Nov 10, 1998·69 cites·12 claims
- 0691US5793035AApparatus and method for spraying herbicide on weeds in a cotton fieldPATCHEN INC·Filed 1996·Granted Aug 11, 1998·127 cites·14 claims
- 0787US5763873APhotodetector circuit for an electronic sprayerPATCHEN INC·Filed 1996·Granted Jun 9, 1998·92 cites·15 claims
- 0880US6062496AValve cartridge having pressure sensor for agriculture and weed controlPATCHEN INC·Filed 1998·Granted May 16, 2000·44 cites·18 claims
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