YM

Yoshihiro Murasawa

Ricoh Company: 6 patents #40 of 1,821Top 3%
Overall (2018): #16,133 of 503,207Top 4%
6
Patents 2018

Issued Patents 2018

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
10067438 Electrostatic latent image developing white developer, image forming method, image forming apparatus, and process cartridge Hiroshi Tohmatsu, Hitoshi Iwatsuki, Mariko Takii, Koichi Sakata, Hiroyuki Kishida +2 more 2018-09-04
10054868 Carrier, two-component developer, developer for replenishment, process cartridge, image forming apparatus, and image forming method Hiroyuki Kishida, Kenichi Mashiko, Mariko Takii, Haruki Murata 2018-08-21
10031434 Carrier and developer Mariko Takii, Takahiro Nakamura, Kei Niwayama, Haruki Murata, Masato Taikoji +1 more 2018-07-24
10025214 Carrier, developing agent, image forming apparatus, image forming method, replenishment toner, and process cartridge Masashi Nagayama, Mariko Takii, Haruki Murata, Kei Niwayama, Tohru Suganuma +4 more 2018-07-17
9989874 Carrier for developing electrostatic latent images, two-component developer, image forming apparatus, toner storing unit, and supplemental developer Toyoaki Tano, Hiroyuki Kishida, Masato Taikoji, Kenichi Mashiko, Mariko Takii +1 more 2018-06-05
9946177 Carrier, two-component developer, image forming apparatus, process cartridge, and image forming method Koichi Sakata, Masashi Nagayama, Toyoaki Tano, Hiroyuki Kishida 2018-04-17