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Sumitomo

American Government Special Collections Reference Desk

Sumitomo
Vehicle Parts Manufacturer

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Documents


Documents

DateDocument Name & DetailsDocuments
3 July 2012Pneumatic Tire with Tread Having Crown Rib and Middle Ribs
United States Patent US 8,210,219 B2
Yoshitaka Iwai for Sumitomo Rubber Industries, Ltd.

PDF
- 1.3MB - 13 pages
19 February 2013Process of Producing Flame-Retardant Silane-Crosslinked Olefin Resin, Insulated Wire, and Process of Producing Insulated Wire
United States Patent US 8,378,009
Tomonori Inagaki and Masanobu Yoshimura for Autonetworks Technologies, Ltd., Sumitomo Wiring Systems, Ltd., and Sumitomo Electric Industries, Ltd.

PDF
- 1.0MB - 8 pages
16 July 2013Method of Producing Active Material Particles with Lithium Transition Metal Oxide Secondary Particles
United States Patent US 8,486,564
Hiroki Nagai, Masahiro Morita, Kensaku Mori, Shin Imaizumi, Kenji Ikeuchi, Toshiyuki Osako, and Hiroyuki Toya for Toyota Jidosha Kabushiki Kaisha and Sumitomo Metal Mining Co., Ltd.

PDF
- 1.8MB - 22 pages
6 August 2013Resin-Molded Article
United States Patent US 8,501,298
Akihito Maegawa and Shinyu Nagashima for Sumitomo Wiring Systems, Ltd.

PDF
- 567KB - 10 pages


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