Inventor · Ama, JP

Yoichi Oi

31Patents
3h-index
52Co-inventors
58Inventor score

Filing activity: Feb 7, 2012 → Oct 15, 2020

Most-cited inventions

PatentTitleAreaCited byStatus
US8771088B2 Damper device Mechanical Engineering; Lighting; Heating 8 Active
US9133906B2 Centrifugal-pendulum vibration absorbing device and order setting method for the same Mechanical Engineering; Lighting; Heating 4 Active
US9791019B2 Damper device and starting device Mechanical Engineering; Lighting; Heating 4 Active
US8801524B2 Damper apparatus Mechanical Engineering; Lighting; Heating 3 Active
US9133907B2 Centrifugal-pendulum vibration absorbing device and order setting method for the same Emerging Cross-Sectional Technologies 3 Active
US8932142B2 Damper device Mechanical Engineering; Lighting; Heating 3 Active
US10323716B2 Damper device Mechanical Engineering; Lighting; Heating 3 Active
US8747235B2 Damper device Mechanical Engineering; Lighting; Heating 2 Active
US10508709B2 Vibration damping device and method for designing the same Mechanical Engineering; Lighting; Heating 2 Active
US10132384B2 Centrifugal pendulum-type vibration absorbing device and order setting method for the same Mechanical Engineering; Lighting; Heating 2 Active
US9732824B2 Damper device and starting device Mechanical Engineering; Lighting; Heating 1 Active
US9915318B2 Centrifugal-pendulum vibration absorbing device and order setting method for the same Emerging Cross-Sectional Technologies 1 Active
US11668369B2 Vibration damping device and design method of the same Mechanical Engineering; Lighting; Heating 1 Active
US10968977B2 Torsional vibration damper Mechanical Engineering; Lighting; Heating 1 Active
US10072728B2 Centrifugal-pendulum vibration absorbing device Mechanical Engineering; Lighting; Heating 1 Active
US11919504B2 Motor control device Emerging Cross-Sectional Technologies 1 Active
US10480615B2 Vibration damping device and method of designing the same Mechanical Engineering; Lighting; Heating 0 Active
US11512766B2 Vibration damping apparatus Mechanical Engineering; Lighting; Heating 0 Active
US10072726B2 Damper device Mechanical Engineering; Lighting; Heating 0 Active
US12181012B2 Damper spring Mechanical Engineering; Lighting; Heating 0 Active
US11401995B2 Torsional vibration damper and manufacturing method thereof Mechanical Engineering; Lighting; Heating 0 Active
US10208832B2 Centrifugal pendulum-type vibration absorbing device and designing method for the same Mechanical Engineering; Lighting; Heating 0 Active
US8870665B2 Damper device Mechanical Engineering; Lighting; Heating 0 Active
US11204078B2 Vibration damping device Mechanical Engineering; Lighting; Heating 0 Active
US11781618B2 Damper device Mechanical Engineering; Lighting; Heating 0 Active

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