Inventor · Waukesha, WI, US

Bert Krivec

32Patents
16h-index
15Co-inventors
78Inventor score

Filing activity: Aug 26, 1975 → Sep 27, 2000

Most-cited inventions

PatentTitleAreaCited byStatus
US6626067B1 Retention socket geometry variations Emerging Cross-Sectional Technologies 71 Expired
US5157994A Ratchet wrench with lost motion reversing mechanism Performing Operations; Transporting 54 Expired
US4970922A Torque driving tool and retainer for driven member Performing Operations; Transporting 45 Expired
US5335418A Pivotal hand tool with flexural pivot joint and method of assembling same Emerging Cross-Sectional Technologies 45 Expired
US5746298A Adjustable torque-limiting mini screwdriver Performing Operations; Transporting 43 Expired
US5632542A Drawer slide interlock apparatus Emerging Cross-Sectional Technologies 42 Expired
US6405621B1 Ratchet wrench with multi-position ratchet head Performing Operations; Transporting 41 Expired
US4631940A Digital readout combination lock dial assembly Emerging Cross-Sectional Technologies 33 Expired
US5174176A Reversible rachet wrench with integrated dual pawl and spring and cam unit Performing Operations; Transporting 31 Expired
US4168771A Roller conveyor system having speed control Emerging Cross-Sectional Technologies 30 Expired
US5277531A Device having socket with retention surfaces Mechanical Engineering; Lighting; Heating 30 Expired
US5535881A Crowfoot wrench holder Performing Operations; Transporting 30 Expired
US5346022A Torque limiting device for air impact tool Performing Operations; Transporting 27 Expired
US4059180A Roller assembly with improved mounting means Mechanical Engineering; Lighting; Heating 26 Expired
US5542759A Shock absorbing disconnect latch for drawer slides Human Necessities 25 Expired
US5220856A Pivotal hand tool and pivot joint therefor Performing Operations; Transporting 22 Expired
US5549377A Corrugated three-piece drawer slide assembly Human Necessities 15 Expired
USRE35617E Torque limiting device for air impact tool General 11 Expired
US4359385A Filter press plate transfer mechanism Performing Operations; Transporting 8 Expired
US5245755A Force-multiplying mechanism Performing Operations; Transporting 7 Expired
US5603643A Booster clamp with elastomeric joint element Emerging Cross-Sectional Technologies 7 Expired
US5549374A Modular cabinet and drawer assembly Human Necessities 7 Expired
US4008798A Turntable Performing Operations; Transporting 6 Expired
US4643010A Two movement time lock Emerging Cross-Sectional Technologies 6 Expired
US5613884A Position latch device Emerging Cross-Sectional Technologies 5 Expired

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