SI

Shigeharu Ichiyanagi

SK Showa Denko K.K.: 5 patents #278 of 1,736Top 20%
SA Showa Aluminum: 2 patents #70 of 253Top 30%
📍 Tochigi, JP: #542 of 2,789 inventorsTop 20%
Overall (All Time): #750,411 of 4,157,543Top 20%
7
Patents All Time

Issued Patents All Time

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDate
7775067 Heat exchanger header tank and heat exchanger comprising same 2010-08-17
7607473 Heat exchanger 2009-10-27
7448440 Heat exchanger Koichiro Take 2008-11-11
6443223 Connecting device for heat exchanger 2002-09-03
6289981 Multi-bored flat tube for use in a heat exchanger and heat exchanger including said tubes Kazumi Tokizaki, Yutaka Higo, Nobuaki Go 2001-09-18
6220343 Connecting device for heat exchanger 2001-04-24
6000467 Multi-bored flat tube for use in a heat exchanger and heat exchanger including said tubes Kazumi Tokizaki, Yutaka Higo, Nobuaki Go 1999-12-14