Inventor · Tseung Kwan O, CN

Ronald Engen

10Patents
10h-index
5Co-inventors
57Inventor score

Filing activity: Oct 4, 1999 → Oct 23, 2006

Most-cited inventions

PatentTitleAreaCited byStatus
US6298797A Nurse inductor apparatus for air seeders Emerging Cross-Sectional Technologies 64 Expired
US6845724B2 Dual capability nurse distribution system Human Necessities 57 Expired
US6164222A Regulator for nurse induction unit on air seeders Emerging Cross-Sectional Technologies 40 Expired
US6253693A Nurse adapter for air seeders Emerging Cross-Sectional Technologies 36 Expired
US6267067A Nurse receiver and header for air seeders Emerging Cross-Sectional Technologies 35 Expired
US7140310B2 System and method for distributing multiple materials from an agricultural vehicle Emerging Cross-Sectional Technologies 32 Expired
US7353760B2 System and method for distributing multiple materials from an agricultural vehicle Emerging Cross-Sectional Technologies 29 Active
US6289830A Nurse inductor apparatus for air seeders Emerging Cross-Sectional Technologies 24 Expired
US7021224B2 Dual capability nurse distribution system Human Necessities 21 Expired
US7347149B2 System and method for distributing multiple materials from an agricultural vehicle Emerging Cross-Sectional Technologies 12 Active

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.