YY

Yuuki Yokohama

Ricoh Company: 3 patents #149 of 1,584Top 10%
Overall (2019): #60,546 of 560,194Top 15%
3
Patents 2019

Issued Patents 2019

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
10457079 Ink, inkjet recording method, ink cartridge, and image recording device Kaori Toyama, Hiromi Sakaguchi, Hideaki Nishimura, Masayuki Fukuoka, Shuusuke Someno 2019-10-29
10233345 Ink set, recording device, and method of recording Hiroshi Gotou, Kaori Toyama, Masayuki Fukuoka 2019-03-19
10195885 Ink, inkjet recording method, ink cartridge, and image recording device Kaori Toyama, Hiromi Sakaguchi, Hideaki Nishimura, Masayuki Fukuoka, Shuusuke Someno 2019-02-05