Inventor · Krefeld, DE

Klaus Ketterer

2Patents
2h-index
Co-inventors
31Inventor score

Filing activity: Nov 10, 1983 → Jan 28, 1998

Most-cited inventions

PatentTitleAreaCited byStatus
US4537448A Excavating head with pick-controlled water supply Fixed Constructions 43 Expired
US5934214A Method of sailing a boat, and sailing vessel Performing Operations; Transporting 2 Expired

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