Inventor · Freeport, NY, US

Thomas Brochhagan

4Patents
4h-index
3Co-inventors
39Inventor score

Filing activity: Jan 9, 1990 → Oct 7, 1994

Most-cited inventions

PatentTitleAreaCited byStatus
US6050369A Elevator shaftway intrusion device using optical imaging processing Physics 28 Expired
US5025895A Elevator car top intrusion device Performing Operations; Transporting 18 Expired
US5283400A Elevator shaftway intrusion device Performing Operations; Transporting 13 Expired
US5347094A Elevator shaftway intrusion device Performing Operations; Transporting 13 Expired

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