Inventor · Onalaska, WI, US

Ferdy Martinus

5Patents
3h-index
11Co-inventors
50Inventor score

Filing activity: Feb 16, 2006 → May 3, 2023

Most-cited inventions

PatentTitleAreaCited byStatus
US8016071B1 Multi-stage low pressure drop muffler Emerging Cross-Sectional Technologies 48 Active
US9423149B2 Methods and apparatuses to attenuate acoustic waves Mechanical Engineering; Lighting; Heating 6 Active
US7802615B2 Sound attenuating shield for an electric heater Mechanical Engineering; Lighting; Heating 3 Active
US12403748B2 Method and system of providing variable sound control of a transport climate control system Performing Operations; Transporting 0 Active
US10465958B2 Methods and systems to reduce damage caused by vibration Mechanical Engineering; Lighting; Heating 0 Active

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