HW

Hirofumi Watatani

Fujitsu Limited: 17 patents #1,701 of 24,456Top 7%
FL Fujitsu Semiconductor Limited: 9 patents #48 of 1,301Top 4%
ST Sandisk Technologies: 3 patents #751 of 2,224Top 35%
FL Fujitsu Microelectronics Limited: 2 patents #92 of 624Top 15%
FL Fujitsu Vlsi Limited: 1 patents #91 of 256Top 40%
📍 Yokkaichi, JP: #106 of 2,072 inventorsTop 6%
Overall (All Time): #119,267 of 4,157,543Top 3%
31
Patents All Time

Issued Patents All Time

Showing 1–25 of 31 patents

Patent #TitleCo-InventorsDate
9437606 Method of making a three-dimensional memory array with etch stop Raghuveer S. Makala, Johann Alsmeier, Yao-Sheng Lee, Masanori Terahara, Jayavel Pachamuthu 2016-09-06
9123728 Semiconductor device and method for manufacturing semiconductor device Takahiro Kono, Shinichi Akiyama, Tamotsu Owada 2015-09-01
9099496 Method of forming an active area with floating gate negative offset profile in FG NAND memory Ming Tian, Jayavel Pachamuthu, Atsushi Suyama, James Kai, Raghuveer S. Makala +4 more 2015-08-04
9093480 Spacer passivation for high aspect ratio etching of multilayer stacks for three dimensional NAND device Raghuveer S. Makala, Yao-Sheng Lee, Johann Alsmeier, Henry Chien, Masanori Terahara 2015-07-28
8669177 Semiconductor device and method for manufacturing semiconductor device Takahiro Kouno, Shinichi Akiyama, Tamotsu Owada 2014-03-11
8604552 Semiconductor device and method for fabricating semiconductor device Tamotsu Owada 2013-12-10
8536708 Method of manufacturing a semiconductor device and semiconductor device Shinichi Akiyama, Kazuo Kawamura, Hisaya Sakai, Kazuya Okubo 2013-09-17
8349722 Silicon oxycarbide, growth method of silicon oxycarbide layer, semiconductor device and manufacture method for semiconductor device Tamotsu Owada, Shun-ichi Fukuyama, Kengo Inoue, Atsuo Shimizu 2013-01-08
8338953 Method of manufacturing a semiconductor device and semiconductor device Shinichi Akiyama, Kazuo Kawamura, Hisaya Sakai, Kazuya Okubo 2012-12-25
8105935 Method of manufacturing a semiconductor device Naoki Ohara, Tamotsu Owada, Kenichi Yanai 2012-01-31
8030207 Method of manufacturing a semiconductor device and semiconductor device Shinichi Akiyama, Kazuo Kawamura, Hisaya Sakai, Kazuya Okubo 2011-10-04
7951686 Method of manufacturing semiconductor device having device characteristics improved by straining surface of active region Sadahiro Kishii, Masanori Terahara, Ryo Tanabe, Kaina Suzuki, Shigeo Satoh 2011-05-31
7749897 Method of manufacturing semiconductor device Ken Sugimoto, Yoshiyuki Ohkura, Tamotsu Owada, Shunn-ichi Fukuyama 2010-07-06
7701016 Semiconductor device having device characteristics improved by straining surface of active region and its manufacture method Sadahiro Kishii, Masanori Terahara, Ryo Tanabe, Kaina Suzuki, Shigeo Satoh 2010-04-20
7642185 Insulating film forming method capable of enhancing adhesion of silicon carbide film, etc. and semiconductor device Tamotsu Owada, Ken Sugimoto, Shun-ichi Fukuyama 2010-01-05
7541296 Method for forming insulating film, method for forming multilayer structure and method for manufacturing semiconductor device Tamotsu Owada, Yoshihiro Nakata, Shirou Ozaki, Shun-ichi Fukuyama 2009-06-02
7485570 Silicon oxycarbide, growth method of silicon oxycarbide layer, semiconductor device and manufacture method for semiconductor device Tamotsu Owada, Shun-ichi Fukuyama, Kengo Inoue, Atsuo Shimizu 2009-02-03
7208405 Insulating film forming method capable of enhancing adhesion of silicon carbide film, etc. and semiconductor device Tamotsu Owada, Ken Sugimoto, Shun-ichi Fukuyama 2007-04-24
7001847 Micro pattern forming method and semiconductor device manufacturing method 2006-02-21
6949830 Silicon oxycarbide, growth method of silicon oxycarbide layer, semiconductor device and manufacture method for semiconductor device Tamotsu Owada, Shun-ichi Fukuyama, Kengo Inoue, Atsuo Shimizu 2005-09-27
6852587 Method for fabricating a semiconductor device 2005-02-08
6707156 Semiconductor device with multilevel wiring layers Takashi Suzuki, Satoshi Otsuka, Tsutomu Hosoda, Shun-ichi Fukuyama 2004-03-16
6632739 Method for fabricating a semiconductor device 2003-10-14
6605510 Semiconductor device with both memories and logic circuits and its manufacture 2003-08-12
6602748 Method for fabricating a semiconductor device 2003-08-05