DS

Daisuke Sekido

SG Sumita Optical Glass: 2 patents #31 of 59Top 55%
📍 Kawaguchi, JP: #205 of 473 inventorsTop 45%
Overall (All Time): #2,004,261 of 4,157,543Top 50%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
D753857 Helmet-mounted light Eiji OTOTSUKI 2016-04-12
D753859 Helmet-mounted light Eiji OTOTSUKI 2016-04-12