Inventor
IWAFUJI YASUNORI
JP5 patents
⚠️ This page may combine multiple inventors who share the name “IWAFUJI YASUNORI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HITACHI LTD
4 patentsUS7215886B2May 8, 2007
Optical communication module
HITACHI LTD23 citations90
US5903697AMay 11, 1999
Optical waveguide, method of making the same and integrated optical device
HITACHI LTD12 citations73
US5162838ANov 10, 1992
Facsimile apparatus and method for processing a fixed document
HITACHI LTD14 citations70
US4858096AAug 15, 1989
Resonant converter for stabilized operation of switching devices
HITACHI LTD6 citations59