Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
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Chiaki Dono — 52 Patents

EMElpida Memory: 21 patents #21 of 692Top 4%
Micron: 20 patents #865 of 6,345Top 15%
PSPs4 Luxco S.A.R.L.: 7 patents #10 of 276Top 4%
Hitachi: 3 patents #10,712 of 28,497Top 40%
HCHitachi Ulsi Systems Co.: 3 patents #305 of 867Top 40%
Overall (All Time): #50,723 of 4,157,543Top 2%
52 Patents All Time

Issued Patents All Time

Showing 26–50 of 52 patents

Patent #TitleCo-InventorsDate
8867301 Semiconductor device having latency counter to control output timing of data and data processing system including the same Taihei Shido 2014-10-21
8862811 Semiconductor device performing burst order control and data bus inversion Taihei Shido, Chikara Kondo, Shinya Miyazaki 2014-10-14
8773165 Logic circuit performing exclusive or operation and data processing system including the same Yuki Nakamura, Ronny Schneider 2014-07-08
8400184 Semiconductor device and level shift circuit using the same Koji Kuroki 2013-03-19
8385139 Semiconductor device using plural internal operation voltages and data processing system using the same 2013-02-26
8254153 Semiconductor memory device having pad electrodes arranged in plural rows Hiroki Fujisawa 2012-08-28
8134882 Semiconductor device including an anti-fuse element 2012-03-13
7898884 Semiconductor device and test method therefor Atsushi Fujikawa 2011-03-01
7835213 Semiconductor memory device Yasuji Koshikawa 2010-11-16
7796456 Semiconductor device Yasuji Koshikawa, Masayuki Nakamura 2010-09-14
7742356 Semiconductor memory device having a refresh cycle changing circuit Yasuji Koshikawa 2010-06-22
7719906 Semiconductor device Naoya TANIMURA, Tomohiko Sato 2010-05-18
7697360 Semiconductor device Yasuji Koshikawa 2010-04-13
7652904 Semiconductor memory device having plural memory cell arrays Yasuji Koshikawa, Jun Suzuki 2010-01-26
7551502 Semiconductor device Yasuji Koshikawa 2009-06-23
7457176 Semiconductor memory and memory module 2008-11-25
7301844 Semiconductor device Yasuji Koshikawa 2007-11-27
7215589 Semiconductor memory device that requires refresh operations Yasuji Koshikawa 2007-05-08
7085187 Semiconductor storage device Yasuji Koshikawa 2006-08-01
7082072 Semiconductor memory device with refreshment control Yasuji Koshikawa 2006-07-25
7075852 Semiconductor memory device of hierarchy word type and sub word driver circuit Yasuji Koshikawa 2006-07-11
6967878 Redundancy architecture for repairing semiconductor memories 2005-11-22
6867465 Method of designing semiconductor integrated circuit device and semiconductor integrated circuit device manufactured using the same 2005-03-15
6845043 Method of verifying a semiconductor integrated circuit apparatus, which can sufficiently evaluate a reliability of a non-destructive fuse module after it is assembled 2005-01-18
6765815 Semiconductor memory device having a main word-line layer disposed above a column selection line layer Hiroki Fujisawa, Koji Arai 2004-07-20