Inventor
OKAMOTO SOTA
JP22 patents
⚠️ This page may combine multiple inventors who share the name “OKAMOTO SOTA”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
PIONEER ELECTRONIC CORP
16 patentsUS5303224AApr 12, 1994
Optical pickup, optical information recording carrier and recording and reproducing apparatus thereof
PIONEER ELECTRONIC CORP41 citations92
US5172369ADec 15, 1992
Optical pickup, optical information recording carrier and recording and reproducing apparatus thereof
PIONEER ELECTRONIC CORP23 citations92
US4892375AJan 9, 1990
Fiber-type light conversion device
PIONEER ELECTRONIC CORP22 citations82
US5165004ANov 17, 1992
Wavelength conversion element
PIONEER ELECTRONIC CORP11 citations74
US5138686AAug 11, 1992
Fiber type wavelength converter
PIONEER ELECTRONIC CORP8 citations74
US5119458AJun 2, 1992
Fibre-type wavelength converison device
PIONEER ELECTRONIC CORP8 citations74
US5112122AMay 12, 1992
Fiber-type light conversion device
PIONEER ELECTRONIC CORP7 citations74
US5061038AOct 29, 1991
Fiber type wavelength converter
PIONEER ELECTRONIC CORP10 citations74
US5052772AOct 1, 1991
Fiber type light wave-length converting apparatus
PIONEER ELECTRONIC CORP16 citations74
US4981337AJan 1, 1991
Fibre-type light wavelength coversion device
PIONEER ELECTRONIC CORP9 citations74
US4962993AOct 16, 1990
Fibre-type light conversion device
PIONEER ELECTRONIC CORP14 citations74
US4909587AMar 20, 1990
Fibre-type light conversion device
PIONEER ELECTRONIC CORP14 citations74
US5278930AJan 11, 1994
Fiber type wavelength converter
PIONEER ELECTRONIC CORP3 citations63
US5197110AMar 23, 1993
Wavelength converting device having a surrounding resin layer
PIONEER ELECTRONIC CORP3 citations63
US5191591AMar 2, 1993
Laser wavelength converter
PIONEER ELECTRONIC CORP4 citations63
US5173962ADec 22, 1992
Optical wavelength conversion device with high alignment accuracy
PIONEER ELECTRONIC CORP5 citations63