KO

Kei Ooyama

FC France Bed Co.: 3 patents #9 of 50Top 20%
📍 Higashiyamato, JP: #96 of 215 inventorsTop 45%
Overall (All Time): #1,494,930 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
9693914 Wheelchair — 2017-07-04
9027948 Brake-equipped wheelchair — 2015-05-12
7017210 Rising-type bed apparatus and mattress Takashi Hasegawa 2006-03-28