AU

Akira Usui

Sumitomo Electric Industries: 19 patents #1,151 of 21,551Top 6%
Yamaha: 15 patents #142 of 2,001Top 8%
NE Nec: 14 patents #843 of 14,502Top 6%
HC Hitachi Cable: 6 patents #88 of 1,086Top 9%
NS Nippon Gakki Seizo: 2 patents #116 of 332Top 35%
HI Hitachi: 1 patents #17,742 of 28,497Top 65%
SO Sony: 1 patents #17,262 of 25,231Top 70%
HM Hitachi Maxell: 1 patents #659 of 1,211Top 55%
Mitsubishi Electric: 1 patents #15,491 of 25,717Top 65%
OU Osaka University: 1 patents #681 of 1,984Top 35%
PA Panasonic: 1 patents #13,264 of 21,108Top 65%
Overall (All Time): #41,947 of 4,157,543Top 2%
58
Patents All Time

Issued Patents All Time

Showing 1–25 of 58 patents

Patent #TitleCo-InventorsDate
10266965 Method for producing group-III nitride crystal, group-III nitride crystal, semiconductor device, and device for producing group-III nitride crystal Yusuke Mori, Masashi Yoshimura, Mamoru Imade, Masashi ISEMURA, Masatomo Shibata +1 more 2019-04-23
8345883 Audio playback method and apparatus using line array speaker unit Susumu Takumai 2013-01-01
8308532 Abrasive article Yukio Yoshida 2012-11-13
7829913 Porous substrate and its manufacturing method, and gan semiconductor multilayer substrate and its manufacturing method Masatomo Shibata, Yuichi Oshima, Takeshi Eri, Haruo Sunagawa 2010-11-09
7656779 Method for forming visible images on optical recording medium Morito Morishima, Yusuke Konagai 2010-02-02
7580530 Audio characteristic correction system Yusuke Konagai 2009-08-25
7535809 Optical recording apparatus with drawing capability of visible image on disk face Morito Morishima, Yoshihiko Shirosaki 2009-05-19
7496023 Method, program and system of forming visual image on optical disk Morito Morishima, Yusuke Konagai 2009-02-24
7463295 Characteristic correction apparatus for gamma correcting an image based on the image type Ryoji Asada, Akihiro Takeuchi, Yoshitaka Sakamoto, Takayuki Kimoto, Tamotsu Akeyama 2008-12-09
7339863 Method of recording information on optical disks at a recording density proportional to the actual information volume and disk nominal capacity Yukihisa Nakajo 2008-03-04
7196399 Epitaxially grown nitride-based compound semiconductor crystal substrate structure with low dislocation density Masatomo Shibata, Yuichi Oshima 2007-03-27
7189588 Group III nitride semiconductor substrate and its manufacturing method Masatomo Shibata, Yuichi Oshima 2007-03-13
7097920 Group III nitride based semiconductor substrate and process for manufacture thereof Masatomo Shibata, Yuichi Oshima 2006-08-29
7082094 Optical recording apparatus with drawing capability of visible image on disk face Morito Morishima, Yoshihiko Shiozaki 2006-07-25
7046597 Optical disk apparatus for recording information at a recording density proportional to the actual information volume and disk nominal capacity Yukihisa Nakajo 2006-05-16
7012864 Optical disk recorder for writing data with variable density Takuya Tamaru, Tatsuo Fushiki, Katsuichi Osakabe, Yusuke Konagai, Kentaro Nomoto +2 more 2006-03-14
6980495 Optical recording apparatus with interleaving blank rounds into spiral track Katsuichi Osakabe, Shinji Aoshima, Hiromitsu Shibata, Masaki Dojun 2005-12-27
6924159 Semiconductor substrate made of group III nitride, and process for manufacture thereof Masatomo Shibata, Yuichi Oshima 2005-08-02
6812051 Method of forming an epitaxially grown nitride-based compound semiconductor crystal substrate structure and the same substrate structure Masatomo Shibata, Yuichi Oshima 2004-11-02
6667252 Method of manufacturing compound semiconductor substrate Takao Miyajima, Shigetaka Tomiya 2003-12-23
6577347 Television receiver and additional information transmitting method Toshiro Nishio, Kiyoshi Imai, Kiyokazu Hagiwara 2003-06-10
6555845 Method for manufacturing group III-V compound semiconductors Haruo Sunakawa 2003-04-29
6532269 Data transmitter, data receiver, processor, equipment managing device, equipment managing system, data transmitting-receiving system, and medium Masazumi Yamada, Akira Iketani, Masaaki Kobayashi, Hidetoshi Takeda 2003-03-11
6395239 Ozonizer Yoichiro Tabata 2002-05-28
6348096 Method for manufacturing group III-V compound semiconductors Haruo Sunakawa 2002-02-19