Keiichi Haraguchi has been granted 10 US patents while listed as an inventor at Renesas Technology . The first was granted in 1994 and the most recent in January 2013. Keiichi Haraguchi ranks #481,000 of 4,157,543 US inventors in our database (top 11.6%). Patent records list Keiichi Haraguchi in Kokubunji, JP.
Patents per Year Patents granted per year, 1994 to 2013 Bar chart with a peak of 2 patents in 1994. peak 2 1994: 2 patents 1994 2002: 1 patents 2002 2006: 2 patents 2006 2007: 2 patents 2007 2008: 1 patents 2008 2011: 1 patents 2011 2013: 1 patents 2013
Issued Patents All Time
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Showing 1–10 of 10 patents
Patent # Title Co-Inventors Date Approx Value ⓘ
8344444 Semiconductor device having a nonvolatile memory cell with a cap insulating film formed over a selection gate electrode Yoshiyuki Kawashima 2013-01-01
8050066 MISFET with capacitors Toshikazu Matsui , Satoshi Kamei , Hisanori Ito 2011-11-01
7358129 Nonvolatile semiconductor memory device and a method of the same Masataka Kato , Kenji Kanamitsu 2008-04-15
$168,000
7282411 Method of manufacturing a nonvolatile semiconductor memory device Kenji Kanamitsu , Takashi Moriyama , Naohiro Hosoda , Tetsuo Adachi 2007-10-16
$217,000
7180788 Nonvolatile semiconductor memory device Kenji Kanamitsu , Tetsuo Adachi , Masataka Kato 2007-02-20
$211,000
7126184 Nonvolatile semiconductor memory device and a method of the same Masataka Kato , Kenji Kanamitsu 2006-10-24
$106,000
7015090 Method of manufacturing a semiconductor device having trenches for isolation and capacitor formation trenches Tsutomu Okazaki , Daisuke Okada , Yoshihiro Ikeda , Keisuke Tsukamoto , Tatsuya Fukumura +2 more 2006-03-21
$111,000
6479215 Photosensitive resin plate for letterpress printing Katsuya Nakano 2002-11-12
5332910 Semiconductor optical device with nanowhiskers Kenji Hiruma , Kensuke Ogawa , Toshio Katsuyama , Ken Yamaguchi , Toshiyuki Usagawa +4 more 1994-07-26
$111,000
5286553 Composite sheet for fibrous reinforcing material Fumigo Goto 1994-02-15
