YU

Yuko Umezawa

Ricoh Company: 2 patents #5,693 of 9,818Top 60%
Overall (All Time): #1,944,686 of 4,157,543Top 50%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
9869859 Focus depth extension image forming optical system, focus depth extension element, and imaging apparatus — 2018-01-16
9170103 Stereo camera device, correction method, and program Shin Aoki 2015-10-27