KY

Katsuhiko Yokohama

Mitsubishi Electric: 9 patents #3,275 of 25,717Top 15%
MS Mitsubishi Hitachi Power Systems: 5 patents #109 of 970Top 15%
EC Electric Power Development Co.: 2 patents #25 of 132Top 20%
HC Hokkaido Electric Power Co.: 2 patents #9 of 84Top 15%
HP Hokuriku Electric Power: 2 patents #5 of 52Top 10%
KC Kyushu Electric Power Co.: 2 patents #26 of 151Top 20%
CI Chubu Electric Power Company, Incorporated: 2 patents #46 of 314Top 15%
TC Tohoku Electric Power Company: 2 patents #39 of 246Top 20%
TI Tokyo Electric Power Company Holdings, Incorporated: 2 patents #90 of 711Top 15%
MP Mitsubishi Power: 2 patents #85 of 508Top 20%
SC Shikoku Electric Power Co.: 2 patents #9 of 93Top 10%
CC Chugoku Electric Power Co.: 2 patents #24 of 143Top 20%
KC Kansai Electric Power Co.: 2 patents #104 of 506Top 25%
MM Mitsubishi Mining: 1 patents #886 of 2,247Top 40%
TT The University Of Tokyo: 1 patents #1,000 of 2,633Top 40%
Overall (All Time): #271,807 of 4,157,543Top 7%
17
Patents All Time

Issued Patents All Time

Showing 1–17 of 17 patents

Patent #TitleCo-InventorsDate
11384933 Burner device, cooling pipe breakage detection method of burner device, and refrigerant control method of burner device Yoshinori Koyama, Yasunari Shibata 2022-07-12
11002640 Device abnormality diagnosis method and device abnormality diagnosis device Hiroyoshi Kubo, Hiromi Aota, Yasunari Shibata, Yasunori Ishizu, Yoshinori Koyama 2021-05-11
9890331 Gasification facility Yasutaka Mizokoshi, Hiromi Ishii, Takashi Iwahashi, Takashi Yamamoto 2018-02-13
9719038 Gasifier start-up method, gasifier, and integrated gasification combined cycle facility Shogo Yoshida, Keisuke Matsuo 2017-08-01
9550949 Gasification apparatus Masashi Kitada, Osamu Shinada, Fumihiro Chuman 2017-01-24
9518736 Water-containing solid fuel drying apparatus and drying method Kenichiro Kosaka, Keigo Matsumoto, Noboru Kawamoto, Yoshiki Yamaguchi, Masaaki Kinoshita +6 more 2016-12-13
9487715 Coal gasifier Takashi Yamamoto, Yoshinori Koyama, Katsuhiro Ota, Hiromi Ishii 2016-11-08
9388349 Char recovery system and char feeding hopper Yoshinori Koyama, Yasunari Shibata, Osamu Shinada, Taketoshi Sakae, Koji Nishimura +1 more 2016-07-12
9388348 Gasification apparatus Osamu Shinada, Masashi Kitada 2016-07-12
9366435 Ignition torch and pressurized gasification furnace including the same Yasuo Soda, Takashi Yamamoto 2016-06-14
9239164 Slag monitoring device for coal gasifier and coal gasifier Masami Iida, Yoshinori Koyama, Naoki Suganuma, Mutsuaki Taguchi 2016-01-19
8997665 Slag-melting burner apparatus Shinya Hamasaki, Toshimi Ohtsuka, Yoshinori Koyama, Yasunari Shibata, Jun Kasai 2015-04-07
8551204 Dust collector Yuichiro Kitagawa, Masashi Kitada 2013-10-08
8414668 Starting method of coal gasifier and starting device therefor Hiromi Ishii, Yuichiro Kitagawa 2013-04-09
7803216 Pressurized high-temperature gas cooler Yoshinori Koyama, Osamu Shinada, Hiromi Ishii, Yuichiro Kitagawa, Kosei Manabe 2010-09-28
7005115 Gas combustion treatment method and apparatus therefor Masahiro Harada, Makoto Susaki, Kazuo Ishida, Hajime Nagano, Masahiro Hirano +4 more 2006-02-28
5997595 Burner and a fuel etc. supply method Toshiyuki Takegawa, Yoshinori Koyama, Yoshiki Yamaguchi 1999-12-07