Inventor · Freeport, NY, US

David N. Schram

9Patents
9h-index
2Co-inventors
51Inventor score

Filing activity: Dec 22, 1983 → Sep 20, 1990

Most-cited inventions

PatentTitleAreaCited byStatus
US4565609A Bath and process for plating tin, lead and tin-lead alloys Electricity 38 Expired
US4871429A Limiting tin sludge formation in tin or tin/lead electroplating solutions Electricity 35 Expired
US4565610A Bath and process for plating lead and lead/tin alloys Electricity 31 Expired
US4617097A Process and electrolyte for electroplating tin, lead or tin-lead alloys Electricity 25 Expired
US4717460A Tin lead electroplating solutions Electricity 20 Expired
US4599149A Process for electroplating tin, lead and tin-lead alloys and baths therefor Electricity 19 Expired
US4640746A Bath and process for plating tin/lead alloys on composite substrates Electricity 16 Expired
US4681670A Bath and process for plating tin-lead alloys Electricity 16 Expired
US5094726A Limiting tin sludge formation in tin or tin-lead electroplating solutions Electricity 9 Expired

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