HY

Hisao Yoneda

KC Kuraray Co.: 17 patents #46 of 1,827Top 3%
DC Dainippon Ink And Chemicals: 1 patents #446 of 1,002Top 45%
📍 Okayama, JP: #54 of 1,590 inventorsTop 4%
Overall (All Time): #278,545 of 4,157,543Top 7%
17
Patents All Time

Issued Patents All Time

Showing 1–17 of 17 patents

Patent #TitleCo-InventorsDate
8030230 Flame-retardant leather-like sheet and process for producing the same Yasuhiro Yoshida, Masasi Meguro, Norio Makiyama, Tatsuya Nakashima, Yasumasa Tatekawa 2011-10-04
8007890 Article in a sheet form and method for preparation thereof Syuichi Kanao 2011-08-30
7704900 Artificial leather sheets and method for producing them Shinichi Yoshimoto, Tetsuya Ashida 2010-04-27
7484277 Nonwoven fabric for artificial leather and process for producing artificial leather substrate Daisuke Tanaka, Yasuhiro Yoshida 2009-02-03
7442429 Grain-finished artificial leathers Masaru Makimura 2008-10-28
7431794 Process for producing leather-like sheet Yoshinori Kanagawa, Toshio Niwa, Toshifumi Tamaki 2008-10-07
6900148 Leather-like sheet material Yoshiki Nobuto, Kohei Hayashi 2005-05-31
6739076 Artificial leather shoe and artificial leather suited therefor Yoshiki Nobuto, Susumu Kobayashi, Mikihiro Matsui, Tomo Yamada 2004-05-25
6733859 Napped leather-like sheet material and method of producing same Yoshiki Nobuto, Norio Makiyama 2004-05-11
6641619 Oil tone artificial leather sheet Yoshiki Nobuto, Kohei Hayashi 2003-11-04
6451404 Leather-like sheet having napped surface Yoshiki Nobuto, Kazundo Akamata 2002-09-17
6159581 Leather-like sheet Teruo Kitamura, Takeshi Kasutani 2000-12-12
5912193 Thermoplastic polyurethanes and molded articles comprising them Shizuo Iwata, Shinya Katoh, Kimio Nakayama, Tetsuya Ashida, Michihiro Ishiguro +1 more 1999-06-15
5876466 Suede-like artificial leather Hitoshi Nakashima 1999-03-02
5821180 Laminate comprising a polyurethane layer Shizuo Iwata, Shinya Kato, Tetsuya Ashida, Koji Hirai 1998-10-13
5780573 Thermoplastic polyurethanes and molded articles comprising them Shizuo Iwata, Shinya Katoh, Kimio Nakayama, Tetsuya Ashida, Michihiro Ishiguro +1 more 1998-07-14
5503899 Suede-like artificial leather Tetsuya Ashida, Tuyosi Yamasaki 1996-04-02