YK

Yoshinori Koyama

MS Mitsubishi Hitachi Power Systems: 15 patents #9 of 970Top 1%
Mitsubishi Electric: 13 patents #2,044 of 25,717Top 8%
MP Mitsubishi Power: 6 patents #11 of 508Top 3%
HC Hokkaido Electric Power Co.: 3 patents #4 of 84Top 5%
HP Hokuriku Electric Power: 3 patents #1 of 52Top 2%
Honda Motor Co.: 3 patents #6,619 of 21,052Top 35%
KC Kyushu Electric Power Co.: 3 patents #9 of 151Top 6%
CI Chubu Electric Power Company, Incorporated: 3 patents #21 of 314Top 7%
EC Electric Power Development Co.: 3 patents #14 of 132Top 15%
KC Kansai Electric Power Co.: 3 patents #61 of 506Top 15%
TC Tohoku Electric Power Company: 3 patents #23 of 246Top 10%
SC Shikoku Electric Power Co.: 3 patents #1 of 93Top 2%
CC Chugoku Electric Power Co.: 3 patents #17 of 143Top 15%
MM Mitsubishi Mining: 1 patents #886 of 2,247Top 40%
KC Komy Co.: 1 patents #5 of 9Top 60%
YC Yanmar Holdings Co.: 1 patents #349 of 636Top 55%
Overall (All Time): #76,193 of 4,157,543Top 2%
41
Patents All Time

Issued Patents All Time

Showing 26–41 of 41 patents

Patent #TitleCo-InventorsDate
8997665 Slag-melting burner apparatus Shinya Hamasaki, Toshimi Ohtsuka, Katsuhiko Yokohama, Yasunari Shibata, Jun Kasai 2015-04-07
8851557 Saddle-ride type vehicle Kenji Kawai, Yoshihiro Takanashi, Takashi Watanabe 2014-10-07
8783405 Saddle-type electric vehicle Takafumi Irie, Masayoshi Hori, Tomoyasu Motojima 2014-07-22
8673066 Dust-removing method Osamu Shinada, Yuichiro Kitagawa, Takashi Yamamoto 2014-03-18
8667912 Burner for highly caking coal, and gasifier Takeshi Aruga, Hiromi Ishii 2014-03-11
8615981 Integrated coal gasification combined cycle facility Takashi Yamamoto, Katsuhiro Ota, Hiromi Ishii, Kimishiro Tokuda, Isao Mochida +1 more 2013-12-31
8607716 Burner for highly caking coal, and gasifier Takeshi Aruga, Hiromi Ishii, Kazuyuki Myoyo 2013-12-17
8601817 Hydrogen production apparatus and power generation plant Takanori Tsutsumi, Katsuhiro Ota, Takashi Fujii, Hiromi Ishii 2013-12-10
8561408 Hydrogen production system and power generation system Takanori Tsutsumi, Katsuhiro Ota, Takashi Fujii, Takashi Yamamoto, Hiromi Ishii 2013-10-22
7896956 Method for regenerating filter and apparatus thereof Soken Takase, Osamu Shinada, Yuichiro Kitagawa, Ryouji Takahira, Kazunari Imagama 2011-03-01
7803216 Pressurized high-temperature gas cooler Katsuhiko Yokohama, Osamu Shinada, Hiromi Ishii, Yuichiro Kitagawa, Kosei Manabe 2010-09-28
7780143 Gate valve Yasunari Shibata, Soken Takase, Taizo Hoshino, Shuji Kameyama, Yasuhiro Suzuki +3 more 2010-08-24
7005115 Gas combustion treatment method and apparatus therefor Masahiro Harada, Makoto Susaki, Kazuo Ishida, Hajime Nagano, Masahiro Hirano +4 more 2006-02-28
6990943 Cylinder block of an engine 2006-01-31
5997595 Burner and a fuel etc. supply method Katsuhiko Yokohama, Toshiyuki Takegawa, Yoshiki Yamaguchi 1999-12-07
5847889 Reflecting mirror for airplane Sakae Komiyama 1998-12-08