SA

Seigi Aoyama

HC Hitachi Cable: 19 patents #15 of 1,086Top 2%
HI Hitachi: 12 patents #3,472 of 28,497Top 15%
HF Hitachi Cable Fine-Tech: 1 patents #10 of 33Top 35%
PR Proterial: 1 patents #122 of 267Top 50%
Overall (All Time): #109,500 of 4,157,543Top 3%
32
Patents All Time

Issued Patents All Time

Showing 25 most recent of 32 patents

Patent #TitleCo-InventorsDate
12205730 Conductive wire, method for manufacturing conductive wire, casting conductive wire, cable and method for manufacturing cable Toru Sumi, Takashi Hayasaka, Ryohei Okada, Detian Huang, Tamotsu Sakurai +3 more 2025-01-21
10720258 Method for manufacturing a conductive wire Toru Sumi, Takashi Hayasaka, Ryohei Okada, Detian Huang, Tamotsu Sakurai +3 more 2020-07-21
10030287 Soft-dilute-copper-alloy material, soft-dilute-copper-alloy wire, soft-dilute-copper-alloy sheet, soft-dilute-copper-alloy stranded wire, and cable, coaxial cable and composite cable using same Toru Sumi, Hiromitsu Kuroda, Hideyuki Sagawa 2018-07-24
9884467 Copper-based material and method for producing the same Hideyuki Sagawa, Toru Sumi, Keisuke Fujito, Hiromitsu Kuroda 2018-02-06
9809872 Dilute copper alloy material, dilute copper alloy wire, dilute copper alloy twisted wire and cable using the same, coaxial cable and composite cable, and method of manufacturing dilute copper alloy material and dilute copper alloy wire Toru Sumi, Shuji Sakai, Takahiro Sato, Hidenori Abe 2017-11-07
9805836 Dilute copper alloy material and method of manufacturing dilute copper alloy member excellent in characteristics of resistance to hydrogen embrittlement Hiromitsu Kuroda, Toru Sumi, Hideyuki Sagawa 2017-10-31
9734937 Soft dilute-copper alloy wire, soft dilute-copper alloy twisted wire, and insulated wire, coaxial cable, and composite cable using these Toru Sumi, Hiromitsu Kuroda, Hideyuki Sagawa 2017-08-15
9564255 High-speed transmission cable conductor, and producing method thereof, and high-speed transmission cable Hideyuki Sagawa, Toru Sumi, Keisuke Fujito, Detian Huang 2017-02-07
9293231 Audio/Video cable Toru Sumi, Masayoshi Goto 2016-03-22
9255311 Copper alloy conductor, and trolley wire and cable using same, and copper alloy conductor fabrication method Hiromitsu Kuroda, Kazuma Kuroki, Hiroyoshi Hiruta 2016-02-09
9234263 Weldment Hiromitsu Kuroda, Toru Sumi, Hideyuki Sagawa, Masayoshi Goto, Takahiko Hanada +2 more 2016-01-12
8845829 Cu alloy material, method of manufacturing Cu alloy conductor using the same, Cu alloy conductor obtained by the method, and cable or trolley wire using the Cu alloy conductor Takaaki Ichikawa, Hiroyoshi Hiruta, Hiromitsu Kuroda 2014-09-30
8835766 Audio/video cable Toru Sumi, Masayoshi Goto 2014-09-16
8779294 Flexible flat cable with dilute copper alloy containing titanium and sulfur Toru Sumi, Hiromitsu Kuroda, Hideyuki Sagawa 2014-07-15
8596333 Method of making copper wire rod with low semi-softening temperature, method of making copper wire and copper wire Toru Sumi 2013-12-03
8250744 Method of manufacturing a solar cell lead wire Hiroshi Bando, Iku Higashidani, Yoshiharu Masaki, Hiroshi Okikawa 2012-08-28
8138606 Wiring conductor, method for fabricating same, terminal connecting assembly, and Pb-free solder alloy Takayuki Tsuji, Hiroshi Yamanobe, Hajime Nishi, Takeshi Usami, Masato Ito +1 more 2012-03-20
7773047 Antenna and method of making the same Toshiyuki Horikoshi, Masahiko Kobayashi, Hiroshi Yamanobe, Shinsuke Murano 2010-08-10
7737370 Electromagnetic shielding filter Toshiyuki Horikoshi, Hiromitsu Kuroda, Yuzo Ito, Hiroshi Komuro, Hiroshi Okikawa 2010-06-15
7247795 Shield wire, housing connected with same, connecting method thereof and shield wire unit Toru Sumi, Nobuyuki Yamashita, Michiaki Shimizu, Hiroshi Okikawa 2007-07-24
7173188 Straight angle conductor and method of manufacturing the same Yuju Endo, Hakaru Matsui, Takaaki Ichikawa 2007-02-06
7148426 Lead-free solder, and connection lead and electrical component using said lead-free solder Takaaki Ichikawa, Hiromitsu Kuroda, Takashi Nemoto, Atsushi Ohtake, Hiroyoshi Hiruta 2006-12-12
6751855 Process for forming an ultrafine copper alloy wire Hakaru Matsui, Takaaki Ichikawa, Koichi Tamura, Osamu Seya, Ryohei Okada 2004-06-22
6649843 Composite conductor, production method thereof and cable using the same Koichi Tamura, Takaaki Ichikawa, Hakaru Matsui, Osamu Seya, Fumitaka Nakahigashi 2003-11-18
6627009 Extrafine copper alloy wire, ultrafine copper alloy wire, and process for producing the same Hakaru Matsui, Takaaki Ichikawa, Koichi Tamura, Osamu Seya, Hiroshi Komuro +2 more 2003-09-30