HA

Hiromichi Atsuumi

Ricoh Company: 3 patents #302 of 1,683Top 20%
Overall (2011): #48,017 of 364,097Top 15%
3
Patents 2011

Issued Patents 2011

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
8054559 Zoom lens, information device, and imaging apparatus Yohei Takano 2011-11-08
7933074 Zoom lens unit and information device Yohei Takano 2011-04-26
7864443 Zoom lens, imaging apparatus, and personal data assistant Yoshifumi Sudoh 2011-01-04