TY

Toshiya Yamamoto

TK Tanaka Kikinzoku Kogyo K.K.: 14 patents #13 of 436Top 3%
MC Mabuchi Motor Co.: 6 patents #13 of 228Top 6%
TC Tanaka Holdings Co.: 3 patents #2 of 18Top 15%
TU Tohoku University: 3 patents #210 of 1,680Top 15%
HC Hitachi Powdered Metals Co.: 2 patents #73 of 246Top 30%
TK Toyo Boseki Kabushiki Kaisha: 1 patents #541 of 1,085Top 50%
HI Hitachi: 1 patents #17,742 of 28,497Top 65%
Overall (All Time): #221,147 of 4,157,543Top 6%
20
Patents All Time

Issued Patents All Time

Showing 1–20 of 20 patents

Patent #TitleCo-InventorsDate
11072851 Sputtering target Kim Kong Tham, Ryousuke Kushibiki, Shin Saito, Shintaro Hinata 2021-07-27
10971181 Sputtering target for magnetic recording media Kim Kong Tham, Ryousuke Kushibiki, Shin Saito, Shintaro Hinata 2021-04-06
10636633 Sputtering target and process for production thereof Kim Kong Tham, Shin Saito, Shintaro Hinata, Migaku Takahashi 2020-04-28
8999227 Method for producing regenerated target Takanobu Miyashita, Osamu Itoh 2015-04-07
8641834 Method for manufacturing electric contact material, electric contact material, and thermal fuse Kazuyasu Takada, Kiyokazu Kojima 2014-02-04
8460602 Method for producing regenerated target Takanobu Miyashita, Osamu Itoh 2013-06-11
8366800 Method for recovering metal from target and method for manufacturing target Takanobu Miyashita, Kiyoshi Higuchi, Yasuyuki Goto 2013-02-05
8287804 Method for recovering metal from target and method for manufacturing target Takanobu Miyashita, Kiyoshi Higuchi, Yasuyuki Goto 2012-10-16
7876017 Commutator and brush materials for small electric motor, clad composite material, and small electric DC motor using the same Keiji Nakamura, Makoto Takabatake, Masahiro Takahashi, Shuichi Kubota, Takao Asada 2011-01-25
7790643 Urethane foam reinforcing material Kazunori Kanda, Kazuhiro Teramae 2010-09-07
7160632 Material for sliding contacts, clad composite material and small-sized DC motor using the same Keiji Nakamura, Yasuhiro Hashimoto, Masahiro Takahashi, Shuichi Kubota, Takao Asada 2007-01-09
6791045 Shielded-type automotive relay controlling a magnet clutch load of a vehicle air-conditioner Kiyokazu Kojima, Osamu Sakaguchi, Kunihiro Shima 2004-09-14
6746551 Make break contact material comprising ag-ni based alloy having ni metal particles dispersed and relay using the same Osamu Sakaguchi, Kengo Taneichi 2004-06-08
6638334 Sliding contact material comprising Ag-Ni based alloy having Ni metal particles dispersed and clad composite material, and Dc compact motor using the same Keiji Nakamura, Takemasa Honma, Yasuhiro Hashimoto, Osamu Sakaguchi, Kengo Taneichi 2003-10-28
6432157 Method for preparing Ag-ZnO electric contact material and electric contact material produced thereby Tetsuya Nakamura, Osamu Sakaguchi, Hiroyuki Kusamori, Osamu Matsuzawa, Masahiro Takahashi 2002-08-13
6245166 Material for sliding contact, composite clad material, and small-sized direct current motor using the same Isao Shibuya, Keiji Nakamura, Kenji Shiraki, Takao Asada 2001-06-12
5972131 Ag-Cu alloy for a sliding contact Takao Asada, Keiji Nakamura, Isao Shibuya, Tetsuya Nakamura, Kiyoshi Nakama 1999-10-26
5876862 Sliding contact material, clad compoosite material, commutator employing said material and direct current motor employing said commutator Isao Shibuya, Takao Asada, Tetsuya Nakamura 1999-03-02
5512215 Shading film for color filter and coating for forming shading film Shinichi Tachizono, Hironobu Chiyoda, Shigeo Takashima, Masayoshi Tsuboi, Hiroshi Yamane +2 more 1996-04-30
4760310 Cathode-ray tubes and coating materials therefor Sadao Deyama, Koichi Sakai, Shigemi Hirasawa, Tadao Kubo, Yoshifumi Tomita 1988-07-26