Inventor · Laguna Beach, CA, US

Carl Winefordner

60Patents
16h-index
7Co-inventors
77Inventor score

Filing activity: Mar 1, 1993 → Oct 26, 2023

Most-cited inventions

PatentTitleAreaCited byStatus
USD437541S Multi-tool device General 61 Expired
US5911406A Liquid dispensing and item storage system with orally activated valve Human Necessities 55 Expired
US5343858A Second stage demand breathing regulator Human Necessities 53 Expired
US6059245A Locking water bottle cage for bicycles Performing Operations; Transporting 49 Expired
US6477717B1 Swim mask having virtual buckle pivot point Human Necessities 44 Expired
US5503140A Second stage demand regulator Human Necessities 44 Expired
US6205885A Clipless bicycle pedal Emerging Cross-Sectional Technologies 34 Expired
US5911220A First stage regulator and rotatable in-line valve Physics 26 Expired
US6079410A Collapsible snorkel Performing Operations; Transporting 25 Expired
US6027319A Compact manual air pump having selectable high volume and high pressure modes Mechanical Engineering; Lighting; Heating 25 Expired
US5960791A Dry snorkel Performing Operations; Transporting 24 Expired
US6085744A Cleaner air snorkel Performing Operations; Transporting 23 Expired
US5676529A Compact manual air pump having selectable high volume and high pressure modes Mechanical Engineering; Lighting; Heating 19 Expired
US5671728A Snorkel pump apparatus Performing Operations; Transporting 18 Expired
US5860168A Dive mask Performing Operations; Transporting 17 Expired
US5735393A Eyeglass retainer/cover Human Necessities 17 Expired
US10604207B2 System and method for adjusting spring rate of a coil spring in a bike suspension Performing Operations; Transporting 16 Active
US5845635A Snorkel with pivoting mouthpiece Performing Operations; Transporting 14 Expired
USD391284S Dive mask having a flexible skirt General 13 Expired
US6363929B1 Snorkel having a secure yet adjustable strap hook Performing Operations; Transporting 13 Expired
US9457460B2 Multiple tool Performing Operations; Transporting 13 Active
US7665928B2 Quick release camming mechanism Emerging Cross-Sectional Technologies 12 Active
US6280284A Toy submarine with counter rotating propellers Human Necessities 10 Expired
US8079610B2 Quick release camming mechanism Emerging Cross-Sectional Technologies 9 Active
USD739201S1 Tire lever General 7 Active

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