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Youhei Niitsuma

Ricoh Company: 2 patents #386 of 1,821Top 25%
📍 Rifu, JP: #46 of 272 inventorsTop 20%
Overall (2018): #87,194 of 503,207Top 20%
2
Patents 2018

Issued Patents 2018

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
10097720 Sound absorber, sheet feeder incorporating the sound absorber, image reading device incorporating the sheet feeder, image forming apparatus incorporating the sound absorber, and electronic device incorporating the sound absorber Takaya Ochiai, Takeshi Akai, Ikuhisa Okamoto, Takehisa Shimazu 2018-10-09
9938099 Sheet conveying device, sheet feeder, and image forming apparatus Takeshi Akai, Ikuhisa Okamoto, Takehisa Shimazu, Takaya Ochiai 2018-04-10