YK

Yuya Kitagawa

ND Nitto Denko: 4 patents #785 of 2,479Top 35%
KA Kao: 3 patents #1,053 of 3,221Top 35%
ZE Zeon: 3 patents #220 of 734Top 30%
DE Denso: 1 patents #6,940 of 11,792Top 60%
HC Hitachi Chemical Company: 1 patents #1,071 of 1,946Top 60%
TO Toyota: 1 patents #15,335 of 26,838Top 60%
Overall (All Time): #396,038 of 4,157,543Top 10%
12
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
12378502 Softening agent Ryuuya Arata, Takako Igarashi 2025-08-05
12275915 Fragrance composition Saki NAKAMURA, Takako Igarashi, Ryuuya Arata, Yusuke Yamane, Shusuke Matsui 2025-04-15
12116545 Lubricating agent Takako Igarashi, Ryuuya Arata 2024-10-15
11472165 Plate-like composite material Shunji Imamura, Shimpei Yakuwa, Kou Uemura, Tomoyuki Kasagi 2022-10-18
11145988 Electromagnetic wave absorber Hiroichi Ukei, Takehiro Ui, Kazuto Yamagata, Yuki Takeda, Hironobu Machinaga +1 more 2021-10-12
10895230 Fuel injection device Daiji Ueda 2021-01-19
10854872 Method for manufacturing electrode for lithium ion secondary cell Shingo KOMURA, Yuji Shibata 2020-12-01
10701848 Electromagnetic wave absorber and molded article equipped with electromagnetic wave absorber Kazuto Yamagata, Hironobu Machinaga, Takehiro Ui, Hiroichi Ukei, Kazuaki Sasa 2020-06-30
10388425 Insulating resin material, metal layer-equipped insulating resin material using same, and wiring substrate Tomoyuki Kasagi, Kou Uemura, Syunji Imamura 2019-08-20
10297815 Method for producing electrode for lithium ion secondary batteries Koichi Tanihara, Yasuhiro Sakashita, Hiroyuki Sekine 2019-05-21
10276855 Method of manufacturing a lithium-ion secondary battery electrode sheet based on an active material dry powder Yozo UCHIDA, Yuji Shibata 2019-04-30
9796828 Epoxy resin composition and electronic component device Yuta Ono, Mitsuaki Fusumada, Hironori Kobayashi, Teruyoshi HASEGAWA 2017-10-24