KO

Kaoru Ohno

RI Railway Technical Research Institute: 2 patents #23 of 233Top 10%
Fujitsu Limited: 1 patents #14,843 of 24,456Top 65%
Overall (All Time): #1,590,337 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
7311274 Antislip material ejector Kazuya Gushima, Kosuke Honda 2007-12-25
6722589 Slip prevention particle injection device Kosuke Matsuoka, Kouzou Watanabe 2004-04-20
5424765 Scanning device with resonant light reflector Takeshi Fujii 1995-06-13