Inventor · Sapporo, JP

Hidemi Kato

16Patents
4h-index
31Co-inventors
60Inventor score

Filing activity: Nov 24, 1997 → Oct 16, 2020

Most-cited inventions

PatentTitleAreaCited byStatus
US5989659A Double-glazing unit Emerging Cross-Sectional Technologies 18 Expired
US7121243B2 Valve case and resin cylinder head cover Emerging Cross-Sectional Technologies 10 Expired
US7255078B2 Resin cylinder head cover Mechanical Engineering; Lighting; Heating 4 Expired
US7174868B2 Resin cylinder head cover Emerging Cross-Sectional Technologies 4 Expired
US7153605B2 Fuel cell cooled by latent heat of water evaporation Emerging Cross-Sectional Technologies 3 Expired
US9279186B2 Metal member manufacturing method and metal member Emerging Cross-Sectional Technologies 2 Active
US6797426B2 Fuel cell and fuel cell device Emerging Cross-Sectional Technologies 1 Expired
US11377358B2 Method for producing porous carbon material Chemistry; Metallurgy 0 Active
US11180374B2 Method for producing porous carbon material and spherical porous carbon material Chemistry; Metallurgy 0 Active
US12061146B2 Electricity measuring type surface plasmon resonance sensor, electricity measuring type surface plasmon resonance sensor chip, method for detecting surface plasmon resonance changes Physics 0 Active
US8980428B2 Porous silicon particles and complex porous silicon particles, and method for producing both Emerging Cross-Sectional Technologies 0 Active
US10403900B2 Method for producing porous graphite, and porous graphite Emerging Cross-Sectional Technologies 0 Active
US8889584B2 Apparatus for production of fuel cell catalyst layer, method for production of fuel cell catalyst layer, polyelectrolyte solution, and process for production of polyelectrolyte solution Emerging Cross-Sectional Technologies 0 Active
US10968505B2 Process for producing molded material, molded material, wavefront control element and diffraction grating Chemistry; Metallurgy 0 Active
US10763511B2 Method for producing porous graphite, and porous graphite Emerging Cross-Sectional Technologies 0 Active
US11180857B2 Method for producing porous member Chemistry; Metallurgy 0 Active

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