TK

Tatsuya Kubo

Ricoh Company: 2 patents #135 of 950Top 15%
SI Sumitomo Rubber Industries: 1 patents #66 of 199Top 35%
Overall (2024): #64,417 of 561,600Top 15%
3
Patents 2024

Issued Patents 2024

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
11953843 Powder container, powder supply device, and image forming apparatus including same Kentaro Nodera, Emi Kita, Akihiro Takayama, Susumu Tateyama, Shinnosuke Koshizuka +1 more 2024-04-09
11880160 Filter holding device, developing device, process cartridge, image forming apparatus, and filter Hotaru HASHIKAWA, Kazuki Yogosawa, Yuta YABUTA, Takuya Suganuma 2024-01-23
11876228 Organic sulfur material, electrode, and lithium-ion secondary batteries, and producing method Fumiya Chujo 2024-01-16