YK

Yohei Kushida

Ricoh Company: 2 patents #300 of 1,584Top 20%
Overall (2019): #103,530 of 560,194Top 20%
2
Patents 2019

Issued Patents 2019

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
10488787 Remaining powder amount detection device, image forming device, and remaining powder amount detection method Hiroshi Okamura, Masaki Tsugawa, Yuji Ikeda, Natsuko Ishizuka, Hayato Fujita +1 more 2019-11-26
10429770 Powder-amount detection device and image forming apparatus incorporating same Taku Kumiya, Masahide Yamashita, Takuya Murata, Keita Maejima 2019-10-01