KH

Katunori Hama

IT Itoki: 1 patents #40 of 73Top 55%
Overall (All Time): #3,302,315 of 4,157,543Top 80%
1
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
7794017 Chair having a unit to move a lumbar support Satoshi Kan, Tamio Sakurai, Yasuhiro Nakamura 2010-09-14