HD

Hitoshi Dohnomae

NS Nippon Steel: 5 patents #528 of 4,423Top 15%
Overall (All Time): #635,997 of 4,157,543Top 20%
8
Patents All Time

Issued Patents All Time

Showing 1–8 of 8 patents

Patent #TitleCo-InventorsDate
10370253 Silicon refining device Yutaka Kishida 2019-08-06
10167199 Method for manufacturing highly pure silicon, highly pure silicon obtained by this method, and silicon raw material for manufacturing highly pure silicon Shinji Tokumaru, Masataka Hiyoshi, Jiro Kondo, Yutaka Kishida, Shigeru Nakazawa +1 more 2019-01-01
9937436 Silicon refining equipment and method for refining silicon 2018-04-10
7455822 Method for production of silicon Jiro Kondo, Masaki Okajima, Shinji Tokumaru 2008-11-25
7153559 Ceramic-metal composite body, composite structure for transporting oxide ion, and composite body having sealing property Wataru Ito, Tadashi Sakon, Toru Nagai 2006-12-26
7151067 Porcelain composition, composite material comprising catalyst and ceramic, film reactor, method for producing synthetic gas, apparatus for producing synthetic gas and method for activating catalyst Tadashi Sakon, Wataru Ito, Toru Nagai, Hideki Kurimura, Shouichi Kaganoi +2 more 2006-12-19
6875528 Ceramic composition, composite material, composite material production method, porous body, oxygen separator, and chemical reactor Toru Nagai, Noriko Yamada, Wataru Ito, Tadashi Sakon 2005-04-05
5702793 Magneto-optical recording medium, disk and method of manufacturing the same Kenji Shimokawa, Toshio Mukai, Kengo Shimanoe 1997-12-30