MK

Maiko Koeda

Ricoh Company: 8 patents #2,692 of 9,818Top 30%
Overall (All Time): #637,957 of 4,157,543Top 20%
8
Patents All Time

Issued Patents All Time

Showing 1–8 of 8 patents

Patent #TitleCo-InventorsDate
10324388 Toner, toner stored unit, image forming apparatus, and image forming method Toshiyuki Kabata, Takashi Bisaiji, Katsunori Kurose 2019-06-18
10030159 Active-energy-ray-curable composition, active-energy-ray-curable ink, two-dimensional or three-dimensional image forming method, two-dimensional or three-dimensional image forming apparatus, and cured material Mio Kumai, Mihoko Matsumoto, Masayuki Koyano, Kaori Miyahara, Azumi Miyaake +6 more 2018-07-24
8165508 Developer loading method, loaded developer accommodating container, developer replenishment device, and image forming apparatus Keiko Matsumoto, Emi Kita, Mugijirou Uno, Satoru Miyamoto, Junichi Terai 2012-04-24
8145101 Developing device, image forming apparatus and process cartridge in which a shock is applied intermittently to the discharged developer Junichi Terai, Koichi Kato, Koichi Sakata, Kentaroh Tomita, Kiyonori Tsuda 2012-03-27
8064807 Developer supply system and image forming apparatus incorporating same Koichi Kato, Emi Kita, Keiko Matsumoto, Takuzi Yoneda, Yuki Oshikawa +1 more 2011-11-22
7983577 Image forming apparatus Emi Kita, Koichi Kato 2011-07-19
7890028 Developing device and image forming apparatus comprising the same Satoru Miyamoto, Koichi Sakata, Kiyonori Tsuda 2011-02-15
7507511 Electrophotographic photoreceptor, and image forming apparatus and process cartridge therefor using the electrophotographic photoreceptor Nozomu Tamoto, Tatsuya Niimi, Tetsuro Suzuki, Takehiko Kinoshita, Suzuka Nozoe +1 more 2009-03-24