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Name of Certification Certification Body Applied site Registered
Day
Applied products
ISO9001 Perry
Johnson
Registrars
NIHON KOSO Co., Ltd.
TOKYO KOSO Co., Ltd. Fukushima factory
TOKYO KOSO Co., Ltd. Fuji factory
NIHON KOSO Co., Ltd. KOSO Engineering Div.
May. 1994
DESIGN,DEVELOPMENT, MANUFACTURE, SALES, MANAGEMENT OF AFTER-SALES SERVICE, AND START-UP SERVICE OF CONTROL VALVE. (VALVE, ACTUATORS AND ACCESSORY)
ISO14001 Perry
Johnson
Registrars
NIHON KOSO Co., Ltd.
TOKYO KOSO Co., Ltd. Fukushima factory
TOKYO KOSO Co., Ltd. Fuji factory
Jun. 2008
DESIGN,DEVELOPMENT, MANUFACTURE, SALES, MANAGEMENT OF AFTER-SALES SERVICE, AND START-UP SERVICE OF CONTROL VALVE. (VALVE, ACTUATORS AND ACCESSORY)
High pressure gas
equipment
manufacturing facility
Minister of Economy, Trade and Industry TOKYO KOSO Co., Ltd. Fukushima factory
Jan. 1983
DESIGN, MANUFACTURE, SALES, MANAGEMENT OF AFTER-SALES SERVICEOF CONTROL VALVE. (VALVE, ACTUATORS AND ACCESSORY)
PED
(2014/68/EU)
TUV-Rheinland NIHON KOSO Co., Ltd.
TOKYO KOSO Co., Ltd. Fukushima factory
Nov. 2008
(For EU union)DESIGN, MANUFACTURE, SALES, MANAGEMENT OF AFTER-SALES SERVICEOF CONTROL VALVE. (VALVE, ACTUATORS AND ACCESSORY)
TR-CU
010/012/032
SERCONS NIHON KOSO Co., Ltd.
TOKYO KOSO Co., Ltd. Fukushima factory
TOKYO KOSO Co., Ltd. Fuji factory
Jan. 2015
(For Russia and custom union countries)DESIGN, MANUFACTURE, SALES, MANAGEMENT OF AFTER-SALES SERVICEOF CONTROL VALVE. (VALVE, ACTUATORS AND ACCESSORY)
ATEX/LCIE Bureau
Veritas
NIHON KOSO Co., Ltd.
TOKYO KOSO Co., Ltd. Fukushima factory
Jul. 2010
(For EU) Explosion-proof certified industrial automatic control valves
SIL Level 3
(Safety Integrity Level)
ABSC NIHON KOSO Co., Ltd.
TOKYO KOSO Co., Ltd. Fukushima factory
Sep. 2009
KOSO Design Control Valve & Actuator
IEC-Ex
ATEX
DEKRA NIHON KOSO Co., Ltd.
NIHON KOSO Co., Ltd. KOSO Engineering Div.
Nov. 2017
(For EU)Explosion-proof certified positioners for industrial automatic control valve
CCC-Ex SITIIAS NIHON KOSO Co., Ltd.
NIHON KOSO Co., Ltd. KOSO Engineering Div.
Jul. 2020
(For China)Explosion-proof certified positioners for industrial automatic control valve
KOSHA KOSHA NIHON KOSO Co., Ltd.
NIHON KOSO Co., Ltd. KOSO Engineering Div.
Feb. 2020
(For Korea) Explosion-proof certified positioners for industrial automatic control valve