JS

Jun Sekine

CO Combi: 1 patents #104 of 161Top 65%
Overall (All Time): #3,902,058 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
D307629 Auxiliary toilet seat for a child Takehiko Takahashi, Yoshiyasu Ishii, Susumu Matsumoto 1990-05-01