Inventor · Shisui, JP

Masaaki Sudoh

3Patents
3h-index
9Co-inventors
33Inventor score

Filing activity: Mar 26, 1997 → Apr 14, 1997

Most-cited inventions

PatentTitleAreaCited byStatus
US5949934A Optical waveguide grating and production method therefor Physics 18 Expired
US5930437A Optical filter with planar optical waveguide having periodically varied distribution of refractive index and production process thereof Physics 13 Expired
US5996375A Method of making an optical waveguide grating with two dissimilar irradiating steps Physics 12 Expired

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.