MI

Masahiko Ishikawa

Ricoh Company: 3 patents #149 of 1,584Top 10%
Overall (2019): #78,794 of 560,194Top 15%
3
Patents 2019

Issued Patents 2019

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
10286666 Ink discharge device and ink discharge method Hiroshi Gotou, Takahiro Yoshida, Yukio Otome 2019-05-14
10266710 Ink, image forming method, and liquid discharging device Hiroshi Gotou 2019-04-23
10190007 Ink, ink container, image forming method, image forming apparatus, and image formed matter Hiroshi Gotou 2019-01-29