Patents/Inventors

Naomi Matsumoto

TokyoJP4 patents

4 Patents

US125594142026
Glass Having Colored Layer and Method for Manufacturing Same
HOYA CORPORATION
0 cites
US123309842025
Glass and Optical Element
HOYA CORPORATION
0 cites
US117746492023
Optical Element and Optical Apparatus
HOYA CORPORATION
0 cites
US116564562023
Optical Element and Optical Apparatus
HOYA CORPORATION
0 cites