HI

Hidefumi Iwasa

Canon: 9 patents #6,722 of 19,416Top 35%
Overall (All Time): #573,188 of 4,157,543Top 15%
9
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
9422414 Organic-inorganic composite material, optical element, and multilayer diffractive optical element 2016-08-23
9383487 Laminated diffractive optical element Hideo Ukuda 2016-07-05
9086537 Laminated diffractive optical element Hideo Ukuda 2015-07-21
8804245 Stacked diffraction optical element including an optical element made of organic-inorganic composite resin material Hideo Ukuda 2014-08-12
8697791 Optical material and optical element 2014-04-15
8614013 Organic solvent dispersion, resin composition, and optical device Shigeo Kiso, Terunobu Saitoh 2013-12-24
8344094 Optical material and optical element Shigeo Kiso, Terunobu Saitoh, Toshiji Nishiguchi 2013-01-01
8124324 Laminated diffractive optical element and resin composition therefor 2012-02-28
8120851 Optical material and optical element, diffraction optical element, and stacked type diffraction optical element molded thereof 2012-02-21