RO

Ryugo Oba

DI Disco: 13 patents #48 of 708Top 7%
Overall (All Time): #378,735 of 4,157,543Top 10%
13
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
10811458 Method of processing wafer Yukinobu Ohura, Hideyuki Sandoh 2020-10-20
10109527 Optical device wafer processing method Takumi Shotokuji, Naotoshi Kirihara 2018-10-23
9724783 Laser processing apparatus Wataru Odagiri, Kouichi Nehashi, Joel Koerwer, Hironari Ohkubo, Shuichiro Tsukiji +2 more 2017-08-08
8610030 Laser beam processing machine Hiroshi Morikazu 2013-12-17
8049133 Laser beam machining apparatus Hiroshi Morikazu 2011-11-01
7968821 Laser processing beam machine 2011-06-28
7897488 Dividing method for wafer having film on the front side thereof Yosuke Watanabe, Masaru Nakamura 2011-03-01
7772092 Wafer processing method Kentaro Iizuka, Hirokazu Matsumoto 2010-08-10
7655541 Wafer processing method and laser processing apparatus 2010-02-02
7601616 Wafer laser processing method Hiroshi Morikazu, Yukio Morishige, Toshio Tsuchiya, Koji Yamaguchi 2009-10-13
7482554 Laser beam processing machine Kenji Furuta 2009-01-27
7396780 Method for laser processing of wafer Hitoshi Hoshino, Kenji Furuta, Noburu Takeda, Nobuyasu Kitahara 2008-07-08
7179723 Wafer processing method Satoshi Genda, Toshiyuki Yoshikawa, Kenji Furuta, Nobuyasu Kitahara 2007-02-20