RU

Ryosuke Umakoshi

NO Noritz: 10 patents #13 of 228Top 6%
Overall (All Time): #484,067 of 4,157,543Top 15%
10
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
12352438 Air blower and combustion device including the same Mikihiro Iwamoto 2025-07-08
11795966 Blowing device and combustion device including same Mikihiro Iwamoto 2023-10-24
11512871 Water heater Hiroki Hasegawa, Takashi Akiyama, Keigo Fukunishi, Koji Ota 2022-11-29
10533742 Burner case and burner device provided with the burner case Takashi Akiyama, Taihei TERASAWA, Kenichi Sakurai, Tatsuya KARAKI, Naoki SE 2020-01-14
10309645 Gas supply manifold and gas combustion device provided with the same Yuta TSUJI, Naoki SE, Hideyuki FUJISAWA, Katsuya Imaoka, Keizo Kawano +1 more 2019-06-04
10012411 Combustion apparatus and water heater having same 2018-07-03
9228742 Rich-lean combustion burner and combustion apparatus Takashi Akiyama, Takeshi Wakada, Toshio Watanabe, Itsuo Nagai, Yasutaka Kuriyama +2 more 2016-01-05
9115888 Rich-lean combustion burner Norihide Wada, Takashi Akiyama, Takeshi Wakada, Itsuo Nagai 2015-08-25
9115889 Rich-lean combustion burner and combustion apparatus Keigo Fukunishi, Takeshi Wakada, Toshio Watanabe, Takashi Akiyama, Yasutaka Kuriyama +2 more 2015-08-25
9115891 Rich-lean combustion burner Takashi Akiyama, Norihide Wada, Takeshi Wakada, Yasutaka Kuriyama, Itsuo Nagai 2015-08-25