IT

Ichizo Tsukuda

SA Showa Aluminum: 8 patents #14 of 253Top 6%
Honda Motor Co.: 3 patents #6,619 of 21,052Top 35%
SK Showa Denko K.K.: 1 patents #940 of 1,736Top 55%
Overall (All Time): #472,007 of 4,157,543Top 15%
11
Patents All Time

Issued Patents All Time

Showing 1–11 of 11 patents

Patent #TitleCo-InventorsDate
6660111 Method of manufacturing Al-Mg-Si series alloy plate excellent in thermal conductivity and intensity Kyohei Taguchi, Kazuo Kimura, Ryosuke Shimao 2003-12-09
6382502 Method of manufacturing a heat sink made of aluminum Koichiro Fukui, Shunta Ushioda 2002-05-07
6239390 Personal computer keyboard Koichiro Fukui, Shunta Ushioda 2001-05-29
6038124 Aluminum electrode foil for electrolytic capacitor and electrolytic capacitor using the foil Hidenori Uchi, Masakazu Furukawa, Tadao Fujihira, Eizo Isoyama 2000-03-14
5714271 Electrolytic condenser electrode and aluminum foil therefor Tomoaki Yamanoi, Tadao Fujihira, Eizo Isoyama, Shigeru Endo 1998-02-03
5302342 Aluminum alloy for heat exchangers Tsuyoshi Kawabe, Nobuaki Yamamoto, Tadayoshi Hayashi, Makoto Tanio, Ichiro Iwai +1 more 1994-04-12
5260142 Corrosion-resistant clad material made of aluminum alloys Tsuyoshi Kawabe, Tadayoshi Hayashi, Toshihiro Takeuchi, Ryotatsu Otsuka, Ichiro Iwai 1993-11-09
4991647 Heat exchanger Tsuyoshi Kawabe, Tadayoshi Hayashi, Ryotatsu Otsuka, Ichiro Iwai, Makoto Tanio 1991-02-12
4907735 Process for producing a chassis for vehicles Shunta Ushioda, Noboru Ohneda, Minobu Sukimoto 1990-03-13
4866479 Photosensitive drums Takashi Atsumi, Masao Yokoyama 1989-09-12
4713216 Aluminum alloys having high strength and resistance to stress and corrosion Kenji Higashi, Tadakazu Ohnishi 1987-12-15