NS

Naofumi Sakai

SC Sanyo Electric Co.: 8 patents #678 of 6,347Top 15%
SO Sony: 3 patents #10,744 of 25,231Top 45%
HI Hitachi: 2 patents #13,388 of 28,497Top 50%
HC Hitachi Software Engineering Co.: 1 patents #175 of 502Top 35%
Overall (All Time): #353,035 of 4,157,543Top 9%
14
Patents All Time

Issued Patents All Time

Showing 1–14 of 14 patents

Patent #TitleCo-InventorsDate
8558933 Imaging device and imaging apparatus 2013-10-15
8421893 Solid-state imaging apparatus Junichi Kurihara 2013-04-16
8063960 Solid-state imaging device and apparatus with an increased speed of analog to digital conversion Tomonori Mori 2011-11-22
7652908 Ferroelectric memory having a refresh control circuit capable of recovering residual polarization of unselected memory cells Hideaki Miyamoto, Kouichi Yamada, Shigeharu Matsushita 2010-01-26
7420833 Memory Toru Dan, Shigeharu Matsushita, Yoshiyuki Ishizuka 2008-09-02
7411841 Memory having storage means 2008-08-12
7366004 Memory Hideaki Miyamoto, Kouichi Yamada, Shigeharu Matsushita 2008-04-29
7262985 Memory 2007-08-28
7251153 Memory 2007-07-31
7110279 Memory Hideaki Miyamoto, Yoshiyuki Ishizuka 2006-09-19
7016217 Memory Yoh Takano 2006-03-21
6795351 Memory having storage means 2004-09-21
5333310 Data management method and system 1994-07-26
5185887 Database generation management method and system Noriyuki Takahashi, Kazunori Nishizawa, Rinichi Takashi, Yukiharu Tanabe, Nobuhiro Yasue 1993-02-09