Inventor · Unterschächen, CH

Pius Gerold Estermann

1Patents
1h-index
2Co-inventors
22Inventor score

Filing activity: Nov 7, 1994 → Nov 7, 1994

Most-cited inventions

PatentTitleAreaCited byStatus
US5661814A Hearing aid apparatus Electricity 17 Expired

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