Inventor · Highland Park, IL, US

Walter Bernardi

25Patents
11h-index
37Co-inventors
75Inventor score

Filing activity: Feb 14, 1986 → May 12, 2023

Most-cited inventions

PatentTitleAreaCited byStatus
US9067293B2 Accessory clamp for a power tool Emerging Cross-Sectional Technologies 40 Active
US5931196A Bypass valve Emerging Cross-Sectional Technologies 33 Expired
US8365419B2 Accessory attachment system for an oscillating power tool Emerging Cross-Sectional Technologies 29 Active
USD468180S1 Electric powered rotary saw tool General 28 Expired
US7101058B2 Light assembly Mechanical Engineering; Lighting; Heating 28 Expired
USD634998S1 Rotary hand tool General 27 Expired
USD598260S1 Portable oscillating tool General 25 Expired
USD507730S1 Rotary tool General 22 Expired
US8381833B2 Counterbalance for eccentric shafts Performing Operations; Transporting 14 Active
US6176258A Dual cam drive for water conditioner valve Emerging Cross-Sectional Technologies 13 Expired
US9248562B2 Accessory attachment system for an oscillating power tool Emerging Cross-Sectional Technologies 11 Active
US10427230B2 Dual interface for oscillating blades Performing Operations; Transporting 9 Active
US4657799A Sheet material for the production of separator pockets for lead accumulators Emerging Cross-Sectional Technologies 7 Expired
US7232280B2 Grout guide attachment Emerging Cross-Sectional Technologies 4 Expired
US9144846B2 Wrench for rotary tool Emerging Cross-Sectional Technologies 4 Active
US8210909B2 Abrading system Performing Operations; Transporting 4 Active
US10906108B2 Blade accessory with guide Performing Operations; Transporting 3 Active
USD1007990S1 Power tool General 1 Active
US10213897B2 Clamping apparatus with control mechanism for spring-actuated lever Emerging Cross-Sectional Technologies 1 Active
US12194552B2 Tool accessory mounting interface Performing Operations; Transporting 0 Active
US10011009B2 Guide foot for an oscillating power tool Performing Operations; Transporting 0 Active
US12338881B2 Multi-motion appliance Human Necessities 0 Active
US12083610B2 Tool accessory mounting interface Performing Operations; Transporting 0 Active
USD1082478S1 Accessory for a power tool General 0 Active
US9770817B2 Counterbalance for eccentric shafts Performing Operations; Transporting 0 Active

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