TK

Toshio Koike

Ricoh Company: 2 patents #386 of 1,821Top 25%
Overall (2018): #94,686 of 503,207Top 20%
2
Patents 2018

Issued Patents 2018

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
10048644 Powder container and image forming apparatus Nobuo Takami, Kiyonori Tsuda, Ryoichi Teranishi, Junichi Matsumoto, Yutaka Takahashi +4 more 2018-08-14
9921541 Developing device, and image forming apparatus and process cartridge incorporating same Yasunobu Shimizu, Akira Azami, Masaaki Yamada, Yoshiko Ogawa, Mutsuki Morinaga +4 more 2018-03-20