Inventor · Oberhaching, DE

Volker Warbus

8Patents
7h-index
15Co-inventors
56Inventor score

Filing activity: Mar 16, 1987 → Apr 16, 2001

Most-cited inventions

PatentTitleAreaCited byStatus
US6181885A Printing or copying appliance with exchangeable part units which have an identification device, method for operating an appliance of this type and toner containers for use in the same Performing Operations; Transporting 47 Expired
US4774524A Arrangement for driving a plurality of non-mechanical printer devices in tandem operation Physics 23 Expired
US6185379A Process for operating a high-speed printer or copying machine providing instructions in the event of a failure Performing Operations; Transporting 16 Expired
US6501929B1 Printing system for printing a recording medium using two printers, and a method for operating such a printing system Physics 15 Expired
US6236816A Printing or duplicating apparatus optionally operating with magnetic or non magnetic toner Physics 11 Expired
US6314249A Method for operating a high-performance printer or a copier with assistance given malfunctions Performing Operations; Transporting 10 Expired
US6603565B1 Printer and method for control thereof Physics 8 Expired
US6690479B1 Process and circuit for initalizing a printer or copying machine Physics 0 Expired

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