Inventor · Milwaukee, WI, US

David J. Sackmann

6Patents
6h-index
5Co-inventors
45Inventor score

Filing activity: Sep 1, 1989 → Mar 11, 1992

Most-cited inventions

PatentTitleAreaCited byStatus
US5151978A LAN interface which permits a host computer to obtain data without interrupting a ladder program executing in the interface Physics 242 Expired
US5159673A Apparatus for networking programmable logic controllers to host computers Electricity 132 Expired
US5245704A System for sharing data between microprocessor based devices Physics 127 Expired
US5131092A Communication system enabling programmable logic controllers access to host computer tasks and host computer access to programmable logic controllers without polling Physics 118 Expired
US5251302A Network interface board having memory mapped mailbox registers including alarm registers for storing prioritized alarm messages from programmable logic controllers Physics 67 Expired
US5163151A System for processing and prioritizing alarms from devices on data communications network Emerging Cross-Sectional Technologies 59 Expired

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