Inventor · Tokyo, JP

Jun Hosoya

13Patents
10h-index
20Co-inventors
68Inventor score

Filing activity: May 31, 1983 → Jun 17, 1999

Most-cited inventions

PatentTitleAreaCited byStatus
US4589015A Color television camera with bias light device featuring reduced color shading Electricity 23 Expired
US5136431A Zoom lens of the internal focus type Physics 22 Expired
US5448413A Apparatus for controlling the lens position of a zoom lens Physics 21 Expired
US5790316A Zoom lens Physics 20 Expired
US5097360A Zoom lens capable of changing a range of variable focal length Physics 17 Expired
US5829904A Writing implement ink conducting core Performing Operations; Transporting 16 Expired
US5760967A Zoom lens Physics 15 Expired
US4682861A Projection lens Physics 12 Expired
US5191475A Zoom lens Physics 12 Expired
US5583700A Zoom lens Physics 10 Expired
US5751497A Zoom lens Physics 6 Expired
US6141157A Zoom lens Physics 4 Expired
US4776682A Projection lens system with variable air space Physics 4 Expired

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