Inventor
KANEKO MASANOBU
JP13 patents
⚠️ This page may combine multiple inventors who share the name “KANEKO MASANOBU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
NIKON CORP
9 patentsUS5627613AMay 6, 1997
Ophthalmological illumination device for observing an examined eye and method
NIKON CORP63 citations95
US5801807ASep 1, 1998
Ophthalmic illumination device having adjustable transmittance member and microscope for operation using the same
NIKON CORP86 citations94
US5568319AOct 22, 1996
Aspherical eyepiece
NIKON CORP21 citations92
US5940213AAug 17, 1999
Anti-vibration telescope
NIKON CORP9 citations73
US5615049AMar 25, 1997
Internal focus objective lens
NIKON CORP11 citations73
US5555040ASep 10, 1996
Ophthalmic illumination apparatus having a device that shades illuminating light
NIKON CORP9 citations73
US5285223AFeb 8, 1994
Ophthalmic optical apparatus having an alignment optical system
NIKON CORP13 citations73
US5661537AAug 26, 1997
Ophthalmic auxiliary instrument and ophthalmic system using the same instrument
NIKON CORP1 citations51
US5854668ADec 29, 1998
Ophthalmoscopic camera illumination apparatus
NIKON CORP0 citations41