Inventor
KOYAMA YOSHINORI
JP44 patents
⚠️ This page may combine multiple inventors who share the name “KOYAMA YOSHINORI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
MITSUBISHI HITACHI POWER SYS
14 patentsUS9487715B2Nov 8, 2016
Coal gasifier
MITSUBISHI HITACHI POWER SYS3 citations72
US10717594B2Jul 21, 2020
Pressurizing system for powder supply hopper, gasification facility, integrated gasification combined cycle facility, and method for pressurizing powder supply hopper
MITSUBISHI HITACHI POWER SYS2 citations71
US9540577B2Jan 10, 2017
Mercury removal system, gasification system, gasification combined power generation system and mercury removal method
MITSUBISHI HITACHI POWER SYS2 citations70
US10246653B2Apr 2, 2019
Powder transport device and char recovery device
MITSUBISHI HITACHI POWER SYS4 citations69
US11002640B2May 11, 2021
Device abnormality diagnosis method and device abnormality diagnosis device
MITSUBISHI HITACHI POWER SYS3 citations68
US10745632B2Aug 18, 2020
Slag discharge system and gasifier
MITSUBISHI HITACHI POWER SYS1 citations62
US10697714B2Jun 30, 2020
Multiple tube-type heat exchanger and heat transfer tube cleaning method for same
MITSUBISHI HITACHI POWER SYS1 citations62
US10527371B2Jan 7, 2020
Heat exchanger monitoring device that determines the presence or absence of an anomaly of a heat transfer surface of a heat transfer tube
MITSUBISHI HITACHI POWER SYS1 citations59
US10962223B2Mar 30, 2021
Soot blower
MITSUBISHI HITACHI POWER SYS0 citations48
US10746105B2Aug 18, 2020
Control device and control method using fuel supply acceleration command value
MITSUBISHI HITACHI POWER SYS0 citations41
US10669494B2Jun 2, 2020
Slag discharge system, gasifier provided with same, and method for operating slag discharge system
MITSUBISHI HITACHI POWER SYS0 citations39
US10233401B2Mar 19, 2019
Char feeding hopper, char recovery system, and coal gasification combined power generation system
MITSUBISHI HITACHI POWER SYS0 citations39
US10465134B2Nov 5, 2019
Char recycling system and char conveyance method
MITSUBISHI HITACHI POWER SYS0 citations38
US10415467B2Sep 17, 2019
Integrated gasification combined cycle and method for operating integrated gasification combined cycle
MITSUBISHI HITACHI POWER SYS0 citations38
KOYAMA YOSHINORI
6 patentsUS8667912B2Mar 11, 2014
Burner for highly caking coal, and gasifier
KOYAMA YOSHINORI7 citations81
US9731240B2Aug 15, 2017
Method for backwashing filter
KOYAMA YOSHINORI5 citations71
US9199806B2Dec 1, 2015
Bin system and char recovery unit
KOYAMA YOSHINORI4 citations71
US8673066B2Mar 18, 2014
Dust-removing method
KOYAMA YOSHINORI4 citations71
US9388349B2Jul 12, 2016
Char recovery system and char feeding hopper
KOYAMA YOSHINORI1 citations48
US8607716B2Dec 17, 2013
Burner for highly caking coal, and gasifier
KOYAMA YOSHINORI0 citations46
MITSUBISHI HEAVY IND LTD
5 patentsUS5997595ADec 7, 1999
Burner and a fuel etc. supply method
MITSUBISHI HEAVY IND LTD24 citations92
US7896956B2Mar 1, 2011
Method for regenerating filter and apparatus thereof
MITSUBISHI HEAVY IND LTD24 citations86
US9446913B2Sep 20, 2016
Powder conveyance device and char recovery apparatus
MITSUBISHI HEAVY IND LTD3 citations69
US7803216B2Sep 28, 2010
Pressurized high-temperature gas cooler
MITSUBISHI HEAVY IND LTD3 citations59
US7780143B2Aug 24, 2010
Gate valve
MITSUBISHI HEAVY IND LTD4 citations59
MITSUBISHI HITACHI POWER SYS LTD
4 patentsUS11292976B2Apr 5, 2022
Slag discharge system, gasifier, and slag filtration method
MITSUBISHI HITACHI POWER SYS LTD1 citations60
US11384933B2Jul 12, 2022
Burner device, cooling pipe breakage detection method of burner device, and refrigerant control method of burner device
MITSUBISHI HITACHI POWER SYS LTD0 citations51
US11103823B2Aug 31, 2021
Filter backwashing unit, char recovery unit, method of filter backwashing, and integrated gasification combined cycle
MITSUBISHI HITACHI POWER SYS LTD0 citations49
US11286437B2Mar 29, 2022
Slag discharge device, gasifier furnace and integrated gasification combined cycle, and slag discharge method
MITSUBISHI HITACHI POWER SYS LTD0 citations48