SY

Shuichi Yamashina

IC Ishikawajima-Harima Heavy Industries Co.: 4 patents #41 of 611Top 7%
NC Nkk Co.: 4 patents #135 of 1,173Top 15%
SO Sony: 2 patents #12,963 of 25,231Top 55%
Overall (All Time): #881,270 of 4,157,543Top 25%
6
Patents All Time

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
6467323 Plate reduction press apparatus and methods Shigeki Narushima, Kenichi Ide, Yasushi Dodo, Kazuyuki Sato, Nobuhiro Tazoe +9 more 2002-10-22
6463652 Apparatus and methods for manufacturing hot rolled steel sheets Shigeki Narushima, Kenichi Ide, Yasushi Dodo, Kinichi Higuchi, Hisashi Honjou +11 more 2002-10-15
6341516 Plate reduction press apparatus and methods Shigeki Narushima, Kenichi Ide, Yasushi Dodo, Toshihiko Obata, Sadakazu Masuda +1 more 2002-01-29
6200245 Apparatus and method for changing dies Yasushi Dodo, Kenichi Ide, Shigeki Narushima, Nobuhiro Tazoe, Yasuhiro Fujii +2 more 2001-03-13
4893766 Tape cassette having a front lid and a back lid Minoru Yahagi, Yuji Iwahashi 1990-01-16
4646189 Magnetic tape cassette with door opening mechanism Shin Sasaki, Tsuneo Nemoto, Hiroyuki Uchida 1987-02-24