KK

Koji Kajikawa

Nichia: 6 patents #327 of 1,531Top 25%
TW The Japan Steel Works: 4 patents #50 of 643Top 8%
HI Hitachi: 1 patents #17,742 of 28,497Top 65%
KT Kabushiki Kaisha Toshiba: 1 patents #13,537 of 21,451Top 65%
MS Mitsubishi Hitachi Power Systems: 1 patents #495 of 970Top 55%
📍 Tokushima, JP: #179 of 1,059 inventorsTop 20%
Overall (All Time): #477,158 of 4,157,543Top 15%
10
Patents All Time

Issued Patents All Time

Showing 1–10 of 10 patents

Patent #TitleCo-InventorsDate
12209722 Vehicle light-emitting device and vehicle lighting device Yuya Goto, Yuji Sato 2025-01-28
10899965 Fluorescent material particles, method for producing the same, and light emitting device Tsunehito Niimi, Hirofumi Ooguri 2021-01-26
10221473 Ni-based superalloy with excellent unsusceptibility to segregation Satoru Ohsaki, Tatsuya Takahashi, Eiji Maeda, Yoshikuni Kadoya, Ryuichi Yamamoto +1 more 2019-03-05
10131837 Fluorescent material, light-emitting device, and method for producing fluorescent material Masato Yoshida 2018-11-20
9879179 Fluorescent material, light-emitting device, and method for producing fluorescent material Masato Yoshida 2018-01-30
9856553 Ni-based superalloy with excellent unsusceptibility to segregation Satoru Ohsaki, Tatsuya Takahashi, Eiji Maeda, Yoshikuni Kadoya, Ryuichi Yamamoto +1 more 2018-01-02
9670403 Fluoride fluorescent material and method for producing the same Kazushige FUJIO 2017-06-06
9507200 Method of manufacturing image display device and method of selecting color filter Atsushi Yamamoto, Takeshi Morikawa 2016-11-29
9034121 Low alloy steel for geothermal power generation turbine rotor, and low alloy material for geothermal power generation turbine rotor and method for manufacturing the same Satoru Ohsaki, Kazuhiro Miki, Tsukasa Azuma, Shigeru Suzuki, Masayuki Yamada +10 more 2015-05-19
8512488 Ni—Fe based forging superalloy excellent in high-temperature strength and high-temperature ductility, method of manufacturing the same, and steam turbine rotor Shinya Imano, Hirotsugu Kawanaka, Hiroyuki Doi, Tatsuya Takahashi, Tsukasa Azuma 2013-08-20