Inventor
SHIRAI MASAKAZU
JP22 patents
⚠️ This page may combine multiple inventors who share the name “SHIRAI MASAKAZU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
FUJIFILM BUSINESS INNOVATION CORP
8 patentsUS12122631B2Oct 22, 2024
Recording-material-transporting apparatus and image forming system
FUJIFILM BUSINESS INNOVATION CORP0 citations61
US11067941B2Jul 20, 2021
Image forming apparatus including a roller support unit and a contact portion
FUJIFILM BUSINESS INNOVATION CORP0 citations61
US11899390B2Feb 13, 2024
Recording-material-transporting apparatus and image forming system
FUJIFILM BUSINESS INNOVATION CORP0 citations60
US11878888B2Jan 23, 2024
Post-processing apparatus and image forming apparatus
FUJIFILM BUSINESS INNOVATION CORP0 citations60
US11204578B2Dec 21, 2021
Cleaning device, waste toner recovery device, and image forming device
FUJIFILM BUSINESS INNOVATION CORP0 citations60
US12234117B2Feb 25, 2025
Recording-material-transporting apparatus and image forming system
FUJIFILM BUSINESS INNOVATION CORP0 citations51
US12124200B2Oct 22, 2024
Recording-material-transporting apparatus and image forming system with oppositely oriented image readers
FUJIFILM BUSINESS INNOVATION CORP0 citations50
US12355929B2Jul 8, 2025
Image reading apparatus and image forming system
FUJIFILM BUSINESS INNOVATION CORP0 citations47
YAMAHA CORP
6 patentsUS10362618B2Jul 23, 2019
Communication system, communication device, and method for reconnecting communication system
YAMAHA CORP4 citations71
US11004470B2May 11, 2021
Content reproduction device, content reproduction method, and content reproduction system
YAMAHA CORP0 citations50
US10659879B2May 19, 2020
Communication system, communication device, and communication device management method
YAMAHA CORP0 citations50
US10587953B2Mar 10, 2020
Communication system, communication device, and communication device management method
YAMAHA CORP0 citations50
US10694553B2Jun 23, 2020
Connection method of communication device and the communication device
YAMAHA CORP0 citations40
US10390138B2Aug 20, 2019
Audio system, audio apparatus, and control method for audio apparatus
YAMAHA CORP0 citations35
FUJI XEROX CO LTD
3 patentsUS11009813B2May 18, 2021
Image forming apparatus including a dispersion unit
FUJI XEROX CO LTD0 citations51
US9977374B2May 22, 2018
Transfer unit and image forming apparatus including a belt-shaped transfer target member
FUJI XEROX CO LTD0 citations51
US9581940B1Feb 28, 2017
Transfer device and image forming apparatus
FUJI XEROX CO LTD0 citations36