TY

Takeharu Yamamoto

Sumitomo Electric Industries: 25 patents #692 of 21,551Top 4%
UC Ube Machinery Corporation: 24 patents #1 of 59Top 2%
PA Panasonic: 19 patents #1,080 of 21,108Top 6%
DC Daido Metal Company: 3 patents #97 of 280Top 35%
MC Matsushit Electric Industrial Co.: 2 patents #3 of 293Top 2%
Overall (All Time): #27,189 of 4,157,543Top 1%
73
Patents All Time

Issued Patents All Time

Showing 1–25 of 73 patents

Patent #TitleCo-InventorsDate
11273479 Extrusion press shearing device Kouji Nakano 2022-03-15
10518309 Die-slide device of extrusion press Sho Nonoue 2019-12-31
10512960 Extrusion press Masahiro Doki 2019-12-24
10507504 Hybrid extrusion press Yoshitaka Moroi 2019-12-17
10410671 Apparatus and method for recording and erasing user data on a recordable optical disc Toshiaki Takasu, Akinori Yuba 2019-09-10
10307807 Extrusion press 2019-06-04
10124383 Extrusion method for extruded material 2018-11-13
10124382 Billet transport device for extrusion press Norihiro Nishioka 2018-11-13
10042582 Data erasing method Yoshihisa Takahashi, Toshiaki Takasu 2018-08-07
9901965 Double action extrusion press 2018-02-27
9789524 Shear system of extrusion press Yoshikazu Masunaga 2017-10-17
9713830 Direct double-action extrusion press 2017-07-25
9707606 Extrusion press machine Yukio Emoto 2017-07-18
9643225 Extrusion press Atsushi Yakushigawa 2017-05-09
9498808 Container degassing device for extrusion press 2016-11-22
9486849 Double-action extrusion press Yoshitaka Moroi 2016-11-08
9302304 Extrusion press and control method for extrusion press Atsushi Yakushigawa, Koji Nakano 2016-04-05
9188159 Half thrust bearing and bearing device Shiho Tanaka, Yoshihiro Ozawa, Shinya Maitani 2015-11-17
9114447 Extrusion press 2015-08-25
9062714 Bearing device Kenta Kato 2015-06-23
8939002 Extrusion press device 2015-01-27
8936398 Bearing device Kenta Kato 2015-01-20
8919163 Extrusion press and extrusion control method Atsushi Yakushigawa 2014-12-30
8650926 Extrusion press and extrusion control method Atsushi Yakushigawa 2014-02-18
8547811 Laser power control method and laser power control apparatus Kenji Fujiune 2013-10-01