SI

Shiro Irisa

Samsung: 4 patents #25,854 of 75,807Top 35%
HC Hodogaya Chemical Co.: 1 patents #201 of 359Top 60%
Overall (All Time): #933,302 of 4,157,543Top 25%
5
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
12178122 Compound, composition including the same, liquid composition, and organic electroluminescent device Keisuke KORAI, Atsushi Imamura, Jhunmo Son, Masaru Kinoshita, Mitsunori Ito +3 more 2024-12-24
12060344 Heterocyclic compound, composition including the same, and organic light-emitting device including the heterocyclic compound Masaki Numata, Rie Sakurai, Keisuke KORAI, Mitsunori Ito, Norihito Ishii 2024-08-13
11706977 Heterocyclic compound, composition including the same, and organic light-emitting device including the heterocyclic compound Satoshi INAYAMA, Keisuke KORAI, Rie Sakurai, Mitsunori Ito, Masaki Numata 2023-07-18
11542252 Heterocyclic compound, composition including the same, and organic light-emitting device including the heterocyclic compound Masaki Numata, Rie Sakurai, Keisuke KORAI, Mitsunori Ito, Norihito Ishii 2023-01-03
8118881 Hair dye and hair dye composition Masahiko Yamaguchi, Eiji Takahashi, Katsumasa Kikkawa 2012-02-21