Inventor

Yoshinori Koyama

Inventor

Tokyo, JP

Overview

35→

Patents

1998–2020

Patent span

Mechanical engineering

Primary field (CPC F)

Patents· 35 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

Y02Eprimary

Y02EReduction of greenhouse gas [ghg] emissions, related to energy generation, transmission or distribution18%

C10JProduction of producer gas, water-gas, synthesis gas from solid carbonaceous material, or mixtures containing these gases16%

C10KPurifying or modifying the chemical composition of combustible gases containing carbon monoxide6%

F01KSteam engine plants5%

B01DSeparation4%

F02CGas-turbine plants4%

F23JRemoval or treatment of combustion products or combustion residues4%

B65GTransport or storage devices, e.g. conveyors for loading or tipping, shop conveyor systems or pneumatic tube conveyors3%

F22BMethods of steam generation3%

F23DBurners3%

PatentTitleYear

10,745,632Slag discharge system and gasifier2020 10,746,105Control device and control method using fuel supply acceleration command value2020 10,717,594Pressurizing system for powder supply hopper, gasification facility, integrated gasification combined cycle facility, and method for pressurizing powder supply hopper2020 10,697,714Multiple tube-type heat exchanger and heat transfer tube cleaning method for same2020 10,669,494Slag discharge system, gasifier provided with same, and method for operating slag discharge system2020 10,527,371Heat exchanger monitoring device that determines the presence or absence of an anomaly of a heat transfer surface of a heat transfer tube2020 10,465,134Char recycling system and char conveyance method2019 10,415,467Integrated gasification combined cycle and method for operating integrated gasification combined cycle2019 10,246,653Powder transport device and char recovery device2019 10,233,401Char feeding hopper, char recovery system, and coal gasification combined power generation system2019 10,131,395Tank cover structure for motorcycle2018 9,731,240'Method for backwashing filter'2017 9,540,577'Mercury removal system, gasification system, gasification combined power generation system and mercury removal method'2017 9,487,715'Coal gasifier'2016 9,481,302'Mirror for checking blind spot'2016 9,446,913'Powder conveyance device and char recovery apparatus'2016 9,388,349'Char recovery system and char feeding hopper'2016 9,239,164'Slag monitoring device for coal gasifier and coal gasifier'2016 9,199,806'Bin system and char recovery unit'2015 8,997,665'Slag-melting burner apparatus'2015 8,851,557'Saddle-ride type vehicle'2014 8,783,405'Saddle-type electric vehicle'2014 8,673,066'Dust-removing method'2014 8,667,912'Burner for highly caking coal, and gasifier'2014 8,615,981'Integrated coal gasification combined cycle facility'2013 8,607,716'Burner for highly caking coal, and gasifier'2013 8,601,817'Hydrogen production apparatus and power generation plant'2013 8,561,408'Hydrogen production system and power generation system'2013 7,896,956'Method for regenerating filter and apparatus thereof'2011 7,803,216'Pressurized high-temperature gas cooler'2010 7,780,143'Gate valve'2010 7,005,115'Gas combustion treatment method and apparatus therefor'2006 6,990,943'Cylinder block of an engine'2006 5,997,595'Burner and a fuel etc. supply method'1999 5,847,889'Reflecting mirror for airplane'1998

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1998–2016Based in Kawaguchi, JP· patent location history

1999–2017Patents assigned to MITSUBISHI HEAVY IND LTD (13)· patent assignee history

1999–2017Based in Nagasaki, JP· patent location history

2013–2017Patents assigned to KOYAMA YOSHINORI (13)· patent assignee history

2013–2015Patents assigned to ISHII HIROMI (6)· patent assignee history

2013–2020Based in Tokyo, JP· patent location history

2014–2017Patents assigned to SHINADA OSAMU (4)· patent assignee history

2014–2018Based in Wako, JP· patent location history

2015–2020Patents assigned to MITSUBISHI HITACHI POWER SYS (15)· patent assignee history

2015Based in Minato-ku, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
MITSUBISHI HITACHI POWER SYS	15	2015–2020
KOYAMA YOSHINORIself	13	2013–2017
MITSUBISHI HEAVY IND LTD	13	1999–2017
ISHII HIROMI	6	2013–2015
SHINADA OSAMU	4	2014–2017

Locations

Location	Patents	Span
Tokyo, JP	16	2013–2020
Nagasaki, JP	12	1999–2017
Wako, JP	2	2014–2018
Kawaguchi, JP	2	1998–2016
Minato-ku, JP	1	2015