Hiroaki Nieda

Ricoh Company: 3 patents #117 of 1,326Top 9%

Overall (2021): #81,146 of 548,734Top 15%

Patents 2021

Issued Patents 2021

Showing 1–3 of 3 patents

Patent #	Title	Co-Inventors	Date
11175605	Powder container having a rotator with a flap to contact a wall of the powder container	—	2021-11-16
D931365	Toner cartridge	Emi Kita	2021-09-21
D924319	Toner cartridge	Emi Kita	2021-07-06