Inventor · Rochester Hills, MI, US

Andrzej Dec

21Patents
8h-index
22Co-inventors
75Inventor score

Filing activity: Dec 20, 1990 → Mar 27, 2023

Most-cited inventions

PatentTitleAreaCited byStatus
US6192817A Motorized surfboard Mechanical Engineering; Lighting; Heating 38 Expired
US6568340B2 Motorized wakeboard Performing Operations; Transporting 35 Expired
US5073148A Tensioner with damping system Mechanical Engineering; Lighting; Heating 17 Expired
US5045029A Pulley encased tensioner with damping Mechanical Engineering; Lighting; Heating 15 Expired
US7815542B2 Reverse sprocket transfer case Mechanical Engineering; Lighting; Heating 14 Active
US6361459B1 Tensioner Mechanical Engineering; Lighting; Heating 14 Expired
US6612408B2 Frictional damping strut Mechanical Engineering; Lighting; Heating 10 Expired
US7090606B2 Adjustable tensioner Mechanical Engineering; Lighting; Heating 9 Expired
US6702266B1 Damping strut Mechanical Engineering; Lighting; Heating 8 Expired
US6607459B1 Linear tensioner Mechanical Engineering; Lighting; Heating 7 Expired
US7721701B2 Rotary scissors action machine Emerging Cross-Sectional Technologies 7 Active
US8958961B2 Continuously variable transmission Mechanical Engineering; Lighting; Heating 2 Active
US10995829B2 Tensioner Mechanical Engineering; Lighting; Heating 1 Active
US12000482B2 Ring tensioner Mechanical Engineering; Lighting; Heating 0 Active
US12173793B2 Cam-controlled continuously variable transmission systems Mechanical Engineering; Lighting; Heating 0 Active
US10760655B2 Tensioner General 0 Revoked
US10989280B2 Tensioner Mechanical Engineering; Lighting; Heating 0 Active
US11898636B2 Fixed belt tensioner Mechanical Engineering; Lighting; Heating 0 Active
US11421561B2 Synchronous belt drive system Mechanical Engineering; Lighting; Heating 0 Active
US10774905B2 Tensioner General 0 Revoked
US10968988B2 Tensioner Mechanical Engineering; Lighting; Heating 0 Active

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