RY

Ryoichi Yumoto

CO Combi: 8 patents #21 of 161Top 15%
Overall (All Time): #657,191 of 4,157,543Top 20%
8
Patents All Time

Issued Patents All Time

Showing 1–8 of 8 patents

Patent #TitleCo-InventorsDate
7841657 Cushion for retaining posture of child and structure using same cushion Noriko Nishimoto, Shushi Hosoya, Masaharu Inoue, Momoe Kamei 2010-11-30
7748788 Child seat, ventilation portion structure of article and cover of article comprising the ventilation portion structure, and article for child Yusuke Arii 2010-07-06
7510242 Child seat, ventilation portion structure of article and cover of article comprising the ventilation portion structure, and article for child Yusuki Arii 2009-03-31
D535500 Portion of a child car seat Fumie Shibata, Yuuki Shibata, Shushi Hosoya 2007-01-23
D529319 Seat for child car seat Fumie Shibata, Yuuki Shibata, Shushi Hosoya 2006-10-03
D528832 Child car seat Fumie Shibata, Yuuki Shibata, Shushi Hosoya 2006-09-26
D527955 Cup holder for child car seat Fumie Shibata, Yuuki Shibata, Shushi Hosoya 2006-09-12
D527555 Portion of a child car seat Fumie Shibata, Yuuki Shibata, Shushi Hosoya 2006-09-05