TK

Tomohiro Kubota

Ricoh Company: 4 patents #257 of 2,036Top 15%
SL Semiconductor Energy Laboratory: 1 patents #346 of 488Top 75%
📍 Yokohama, IL: #2 of 8 inventorsTop 25%
Overall (2016): #22,766 of 481,213Top 5%
5
Patents 2016

Issued Patents 2016

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
9366996 Sealing structure, developing device, cleaning device, process unit, and image forming apparatus Akinori Harada, Hiroshi Fujiwara 2016-06-14
9335663 Seal, cleaning unit with seal, transfer unit with seal, developing unit with seal, process cartridge with seal, image forming apparatus with seal, and image forming method Kyoko Abe, Takahiro Sanada, Yuji Nagatomo 2016-05-10
9280130 Developer container, developing device, process unit, and image forming apparatus Naoki Nakatake, Yoshiyuki Shimizu, Shoh Tsuritani, Manabu Hamada, Masato Tsuji +1 more 2016-03-08
9239565 Powder container, developing unit, process unit, and image forming apparatus incorporating same Shoh Tsuritani, Yoshiyuki Shimizu, Manabu Hamada, Masato Tsuji 2016-01-19
9231217 Synthesis method of organometallic complex, synthesis method of pyrazine derivative, 5,6-diaryl-2-pyrazyl triflate, light-emitting element, light-emitting device, electronic device, and lighting device Hideko Inoue, Miki Kanamoto 2016-01-05