TK

Tatsuya Kubo

Ricoh Company: 3 patents #185 of 1,487Top 15%
SI Sumitomo Rubber Industries: 1 patents #128 of 295Top 45%
Overall (2020): #43,284 of 565,922Top 8%
4
Patents 2020

Issued Patents 2020

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
10871729 Powder container, powder supply device, and image forming apparatus including same Kentaro Nodera, Emi Kita, Akihiro Takayama, Susumu Tateyama, Shinnosuke Koshizuka +1 more 2020-12-22
10847279 Method for making a sulfur-based positive-electrode active material Toshikatsu Kojima, Tetsuo Sakai, Akihiro YAMANO, Masahiro Yanagida 2020-11-24
10649367 Powder supply device and image forming apparatus incorporating same Junichi Matsumoto, Shuntaroh Tamaki, Hiroaki Okamoto 2020-05-12
10606187 Powder container, powder supply device, and image forming apparatus including same Kentaro Nodera, Emi Kita, Akihiro Takayama, Susumu Tateyama, Shinnosuke Koshizuka +1 more 2020-03-31