Inventor · Tokyo, JP

Ritsuya Oshima

31Patents
3h-index
16Co-inventors
52Inventor score

Filing activity: Sep 3, 2013 → Jul 27, 2022

Most-cited inventions

PatentTitleAreaCited byStatus
USD825797S1 Headlights lenses for vehicles General 8 Active
US9945528B2 Headlight module and headlight device Mechanical Engineering; Lighting; Heating 7 Active
US10451239B2 Headlight module and headlight device Mechanical Engineering; Lighting; Heating 3 Active
US10363860B2 Headlight module and headlight apparatus Mechanical Engineering; Lighting; Heating 3 Active
US9689549B2 Vehicle headlight device Mechanical Engineering; Lighting; Heating 2 Active
US10267472B2 Headlight module and headlight device Mechanical Engineering; Lighting; Heating 2 Active
USD796089S1 Headlight lenses for a vehicle General 2 Active
US10564381B2 Illumination device Mechanical Engineering; Lighting; Heating 1 Active
US11898726B2 Light irradiation device including reflection surfaces and a rotation mechanism Physics 1 Active
US11493365B2 Light irradiation device Mechanical Engineering; Lighting; Heating 1 Active
US11813890B2 Manufacturing apparatus for drive disk Performing Operations; Transporting 1 Active
US11754247B2 Headlight module and headlight device Mechanical Engineering; Lighting; Heating 0 Active
US11835202B2 Illumination device Mechanical Engineering; Lighting; Heating 0 Active
US11644172B2 Headlight device Mechanical Engineering; Lighting; Heating 0 Active
US10495277B2 Headlight module with two light guides receiving light from two light sources Mechanical Engineering; Lighting; Heating 0 Active
US10442340B2 Headlight module and headlight Performing Operations; Transporting 0 Active
US10336240B2 Headlight unit and headlight Mechanical Engineering; Lighting; Heating 0 Active
US11970108B2 Headlight device Performing Operations; Transporting 0 Active
US10539287B2 Headlight module and headlight device Mechanical Engineering; Lighting; Heating 0 Active
US11982927B2 Light irradiation device having two wedge prisms and an aberration correction surface Physics 0 Active
US10851957B2 Headlight module and headlight device Mechanical Engineering; Lighting; Heating 0 Active
US11788702B2 Headlight module and headlight device Mechanical Engineering; Lighting; Heating 0 Active
US12054218B2 Wheel wear computing system Performing Operations; Transporting 0 Active
US11667232B2 Rotation adjustment mechanism and headlight device Performing Operations; Transporting 0 Active
US9873371B2 Headlight device Mechanical Engineering; Lighting; Heating 0 Active

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