Inventor
OURA KOSUKE
JP8 patents
⚠️ This page may combine multiple inventors who share the name “OURA KOSUKE”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
NOK CORP
7 patentsUS11921439B2Mar 5, 2024
Developing roll
NOK CORP0 citations61
US11656558B2May 23, 2023
Charging roll
NOK CORP0 citations61
US11635702B2Apr 25, 2023
Charging roll
NOK CORP0 citations61
US11714364B2Aug 1, 2023
Charging roll
NOK CORP0 citations56
US11934110B2Mar 19, 2024
Developing roll
NOK CORP0 citations50
US11480886B2Oct 25, 2022
Charging roll
NOK CORP0 citations48
US12282268B2Apr 22, 2025
Developing roll and developing device for use in image-forming apparatus using electrophotography
NOK CORP0 citations47