Inventor
YAGI KANEYOSHI
JP14 patents
⚠️ This page may combine multiple inventors who share the name “YAGI KANEYOSHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
FUJI PHOTO OPTICAL CO LTD
13 patentsUS6055111AApr 25, 2000
Plastic lens and method of making a plastic lens
FUJI PHOTO OPTICAL CO LTD110 citations98
US6088160AJul 11, 2000
Diffractive optical element
FUJI PHOTO OPTICAL CO LTD22 citations92
US6010647AJan 4, 2000
Multifocal lens and method of making the same
FUJI PHOTO OPTICAL CO LTD21 citations92
US6008955ADec 28, 1999
Optical lens
FUJI PHOTO OPTICAL CO LTD23 citations92
US5995304ANov 30, 1999
Plastic lens
FUJI PHOTO OPTICAL CO LTD43 citations92
US5982565ANov 9, 1999
Plastic lens and method of making the same
FUJI PHOTO OPTICAL CO LTD37 citations92
US5936782AAug 10, 1999
Objective lens for a pickup optical system
FUJI PHOTO OPTICAL CO LTD42 citations92
US5905599AMay 18, 1999
Optical lens having a hygroscopicity adjusting part
FUJI PHOTO OPTICAL CO LTD43 citations92
US6342976B1Jan 29, 2002
Luminous flux diameter variable type objective lens and optical apparatus using the same
FUJI PHOTO OPTICAL CO LTD19 citations91
US6034827AMar 7, 2000
Optical lens
FUJI PHOTO OPTICAL CO LTD12 citations74
US6008957ADec 28, 1999
Optical lens and method of making the same
FUJI PHOTO OPTICAL CO LTD13 citations74
US6050406AApr 18, 2000
Storage case for diffraction grating
FUJI PHOTO OPTICAL CO LTD3 citations63
US5960951AOct 5, 1999
Lens case containing lenses with reduced contact area
FUJI PHOTO OPTICAL CO LTD5 citations63