Inventor

OGINO KOHTAROH

JP8 patents

⚠️ This page may combine multiple inventors who share the name “OGINO KOHTAROH”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

OGINO KOHTAROH

3 patents

US11036156B2Jun 15, 2021

Toner, developer, toner stored unit, image forming apparatus, image forming method, and printed matter producing method

OGINO KOHTAROH0 citations55

US10061220B2Aug 28, 2018

Toner, image forming apparatus, image forming method, and process cartridge

OGINO KOHTAROH0 citations45

US10627732B2Apr 21, 2020

Toner, developer, toner storage unit, image forming apparatus, image forming method, and method for producing printed matter

OGINO KOHTAROH0 citations37

DAN TATSUYA

1 patent

US9904190B2Feb 27, 2018

Toner, image forming apparatus, image forming method, and process cartridge

DAN TATSUYA2 citations62

RICOH CO LTD

1 patent

US11256188B2Feb 22, 2022

Toner, toner stored unit, and image forming apparatus

RICOH CO LTD1 citations60

SUZUKI NAMIE

1 patent

US10599059B2Mar 24, 2020

Toner, image forming apparatus, image forming method, and toner storage unit

SUZUKI NAMIE1 citations59

MORI Ayaka

1 patent

US12517444B2Jan 6, 2026

Toner

MORI Ayaka0 citations51

MATSUSHITA NATSUKO

1 patent

US10310399B2Jun 4, 2019

Toner, image forming apparatus, image forming method, and toner stored unit

MATSUSHITA NATSUKO0 citations33