MN

Masashi Nagayama

Ricoh Company: 2 patents #386 of 1,821Top 25%
Overall (2018): #122,584 of 503,207Top 25%
2
Patents 2018

Issued Patents 2018

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
10025214 Carrier, developing agent, image forming apparatus, image forming method, replenishment toner, and process cartridge Mariko Takii, Yoshihiro Murasawa, Haruki Murata, Kei Niwayama, Tohru Suganuma +4 more 2018-07-17
9946177 Carrier, two-component developer, image forming apparatus, process cartridge, and image forming method Yoshihiro Murasawa, Koichi Sakata, Toyoaki Tano, Hiroyuki Kishida 2018-04-17