TK

Tatsuya Kubo

SI Sumitomo Rubber Industries: 3 patents #36 of 288Top 15%
Ricoh Company: 2 patents #231 of 1,326Top 20%
Overall (2021): #27,103 of 548,734Top 5%
5
Patents 2021

Issued Patents 2021

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
11201326 Metal-ion secondary battery Akihiro YAMANO, Masanori Morishita, Tetsuo Sakai, Hideya Yoshitake 2021-12-14
11094939 Sulfur-based active material Fumiya Chujo 2021-08-17
11069893 Sulfur-based active material Fumiya Chujo 2021-07-20
11029623 Powder amount detector including a pair of measuring electrodes Junichi Matsumoto, Shuntaroh Tamaki, Hiroaki Okamoto 2021-06-08
10969708 Developing device, process cartridge, and image forming apparatus Takuya Suganuma 2021-04-06