Inventor
YONEDA YOSHITAKA
JP16 patents
⚠️ This page may combine multiple inventors who share the name “YONEDA YOSHITAKA”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HOYA CORP
9 patentsUS4844724AJul 4, 1989
Method of adjusting refractive index distribution lenses
HOYA CORP61 citations95
US6777359B2Aug 17, 2004
Polarizing glass and preparation method thereof
HOYA CORP25 citations92
US4805997AFeb 21, 1989
Gradient refractive index type anamorphic planar microlens and method of producing the same
HOYA CORP34 citations92
US6074968AJun 13, 2000
Chalcogenide glass fiber
HOYA CORP28 citations91
US5958103ASep 28, 1999
Process for producing preform for glass fiber and process for producing glass fiber
HOYA CORP34 citations91
US4902330AFeb 20, 1990
Method of producing gradient-index lens
HOYA CORP21 citations81
US5078772AJan 7, 1992
Process for producing buried waveguide device
HOYA CORP14 citations73
US5125944AJun 30, 1992
Process for producing buried wave guide device
HOYA CORP2 citations62
US4851024AJul 25, 1989
Process for producing optical glass
HOYA CORP5 citations62
YONEDA YOSHITAKA
4 patentsUS8174764B2May 8, 2012
Polarizing glass and optical isolator
YONEDA YOSHITAKA6 citations82
US8114797B2Feb 14, 2012
Polarizing glass containing copper and optical isolator
YONEDA YOSHITAKA5 citations53
US8570653B2Oct 29, 2013
Polarizing glass and optical isolator
YONEDA YOSHITAKA0 citations50
US8144398B2Mar 27, 2012
Polarizing element
YONEDA YOSHITAKA1 citations48