Koji Urabe has been granted 12 US patents while listed as an inventor at Nec . The first was granted in 1999 and the most recent in August 2020. Koji Urabe ranks #396,045 of 4,157,543 US inventors in our database (top 9.5%). Patent records list Koji Urabe in Hiratsuka, JP.
Patents per Year Patents granted per year, 1999 to 2020 Bar chart with a peak of 3 patents in 2002. peak 3 1999: 1 patents 1999 2000: 2 patents 2000 2001: 2 patents 2001 2002: 3 patents 2002 2005: 1 patents 2005 2016: 2 patents 2016 2020: 1 patents 2020
Issued Patents All Time
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Showing 1–12 of 12 patents
Patent # Title Co-Inventors Date Approx Value ⓘ
10746541 Inspection device for conveyor belt Mitsutaka Masuda , Tsutomu Inoue 2020-08-18
9505160 Extruder — 2016-11-29
9486959 Method for producing laminate — 2016-11-08
6878625 Method for manufacturing semiconductor device — 2005-04-12
$23,000
6440828 Process of fabricating semiconductor device having low-resistive contact without high temperature heat treatment Shunichiro Sato , Toshiki Shinmura , Yoshiaki Yamada , Tetsuya Taguwa 2002-08-27
$15,000
6407003 Fabrication process of semiconductor device with titanium film — 2002-06-18
$21,000
6383302 Apparatus and method for manufacturing semiconductor device — 2002-05-07
$11,000
6225213 Manufacturing method for contact hole — 2001-05-01
$39,000
6174805 Titanium film forming method — 2001-01-16
$76,000
6136692 Method for forming metal plug electrode in semiconductor device — 2000-10-24
$57,000
6080667 Method of treating CVD titanium nitride with silicon ions — 2000-06-27
$99,000
5998871 Metal plug electrode in semiconductor device and method for forming the same — 1999-12-07
$28,000
