JM

Junichi Matsumoto

Ricoh Company: 6 patents #40 of 1,584Top 3%
Overall (2019): #24,224 of 560,194Top 5%
6
Patents 2019

Issued Patents 2019

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
10474062 Powder container and image forming apparatus Hiroshi Hosokawa, Tsukuru Kai, Makoto Komatsu, Tadashi Hayakawa, Yuzuru Ozawa +2 more 2019-11-12
10466623 Powder container, powder supply device and image forming apparatus Tsukuru Kai, Hiroshi Hosokawa, Makoto Komatsu, Tadashi Hayakawa, Yuzuru Ozawa 2019-11-05
10394186 Powder container and image forming apparatus Nobuo Takami, Kiyonori Tsuda, Ryoichi Teranishi, Toshio Koike, Yutaka Takahashi +4 more 2019-08-27
10317839 Developing device and image forming apparatus Shinji Tamaki, Ichiro Kadota, Tatsuya Kubo, Hiroaki Okamoto 2019-06-11
10281843 Powder container, powder supply device and image forming apparatus Tsukuru Kai, Hiroshi Hosokawa, Makoto Komatsu, Tadashi Hayakawa, Yuzuru Ozawa 2019-05-07
10203650 Powder container and image forming apparatus Nobuo Takami, Kiyonori Tsuda, Ryoichi Teranishi, Toshio Koike, Yutaka Takahashi +4 more 2019-02-12