Inventor
OGASAWARA TATSUO
JP24 patents
⚠️ This page may combine multiple inventors who share the name “OGASAWARA TATSUO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
BROTHER IND LTD
19 patentsUSD594899SJun 23, 2009
Photosensitive drum unit
BROTHER IND LTD17 citations92
USD601184SSep 29, 2009
Photosensitive drum unit
BROTHER IND LTD15 citations84
USD594900SJun 23, 2009
Photosensitive drum unit
BROTHER IND LTD13 citations84
US10353329B2Jul 16, 2019
Cam having multiple contact states for an apparatus
BROTHER IND LTD2 citations72
US9223250B2Dec 29, 2015
Development apparatus and image forming apparatus including the same
BROTHER IND LTD2 citations63
US11977345B2May 7, 2024
Device including rotator and belt, such as a fixing device for an image forming apparatus
BROTHER IND LTD0 citations62
US11635716B2Apr 25, 2023
Device including rotator and belt, such as a fixing unit for an image forming apparatus
BROTHER IND LTD0 citations62
US11300907B2Apr 12, 2022
Device including rotator and belt, such as a fixing unit for an image forming apparatus
BROTHER IND LTD0 citations62
US10996600B2May 4, 2021
Device including rotator and belt, such as a fixing unit for an image forming apparatus
BROTHER IND LTD0 citations62
US10942478B2Mar 9, 2021
Device including rotator and belt, such as a fixing device for an image forming apparatus
BROTHER IND LTD0 citations62
US10599092B2Mar 24, 2020
Image forming apparatus provided with fixing member engaged to roller and frame
BROTHER IND LTD0 citations52
US9946219B2Apr 17, 2018
Image forming apparatus provided with heating unit and pressure roller
BROTHER IND LTD1 citations52
US11614702B2Mar 28, 2023
Fixing device
BROTHER IND LTD0 citations51
US11353811B2Jun 7, 2022
Fixing device and image forming apparatus
BROTHER IND LTD0 citations51
US11281142B2Mar 22, 2022
Fixing device with supported side guide
BROTHER IND LTD0 citations51
US11675293B2Jun 13, 2023
Image forming apparatus including a fixing device comprising a first nip pad and second nip pad and method for controlling image forming apparatus
BROTHER IND LTD0 citations50
US9606502B2Mar 28, 2017
Cartridge and image forming device
BROTHER IND LTD0 citations42
US9459555B2Oct 4, 2016
Image forming apparatus
BROTHER IND LTD0 citations42
US10248054B2Apr 2, 2019
Fuser having resin frame and metal frame
BROTHER IND LTD0 citations41