HW

Haruo Wakayama

MC Mitsubishi Diamond Industrial Co.: 10 patents #1 of 58Top 2%
Overall (All Time): #515,562 of 4,157,543Top 15%
10
Patents All Time

Issued Patents All Time

Showing 1–10 of 10 patents

Patent #TitleCo-InventorsDate
8881633 Cutter wheel, manufacturing method for same, manual scribing tool and scribing device Tetsuji Shiozawa, Takashi Sekijima, Noriyuki Ogasawara, Hiroshi Soyama 2014-11-11
8707842 Cutter wheel, manufacturing method for same, manual scribing tool and scribing device Tetsuji Shiozawa, Takashi Sekijima, Noriyuki Ogasawara, Hiroshi Soyama 2014-04-29
8348115 Scribe line forming device and scribe line forming method 2013-01-08
7975589 Scribing wheel for brittle material and manufacturing method for same, as well as scribing method, scribing apparatus and scribing tool using the same Kazuya Maekawa 2011-07-12
RE41853 Scribing head, and scribing apparatus and scribing method using the scribing head Toshiyuki Sakai, Keiko Hayashi, Yoshitaka Nishio, Junichi Matsumoto 2010-10-26
7439665 Flat display panel and method of dividing the flat display panel 2008-10-21
7015118 Method for forming a scribe line on a semiconductor device and an apparatus for forming the scribe line 2006-03-21
6901670 Scribing head, and scribing apparatus and scribing method using the scribing head Toshiyuki Sakai, Keiko Hayashi, Yoshitaka Nishio, Junichi Matsumoto 2005-06-07
6796212 Scribing method for brittle materials, a cutter wheel used therefor and an apparatus provided therewith Kazuya Maekawa 2004-09-28
5836229 Glass scribing disc Yasuhiro Chiyo 1998-11-17