Value Creation – Our Track Record'94

Established DONGGUANYOKOWO ELECTRONICS
CO., LTD. in China.
'01(merged with DONGGUANYOKOWO CAR COMPONENTSCO., LTD. in 2017)●Yokowo started with precision metal pipe processing developed by its founder, Chutaro Yokoo, at the time when he
was a craftsman in the industry. From these beginnings, Yokowo introduced various new technologies centered on
micro precision processing, expanding the business to a wide range of fields.
With Tomioka Town within Kanra District, Gunma Prefecture (now Tomioka City), where the founder was born andraised, as the center of development and production, Yokowo is developing and providing cutting-edge products forthe global market while expanding its bases overseas.

'02

2000

2010

Listed on the first sectionof the Tokyo StockExchange.

●

'11

Established YOKOWOVIETNAM CO., LTD. inVietnam.

●

2020
'20

Established YOKOWO
MANUFACTURING OF
AMERICA LLC in Hilliard,Ohio, U.S.A.

Established YOKOWOEUROPE GmbH inGermany.

●

●●

 stablished Lumax
E
Yokowo Technologies
Private Limited in India.
E stablished YOKOWO
MANUFACTURING OF
THE PHILIPPINES, INC. inPhilippines.

●

1920
'22

●

1960

F ounded YOKOWO MFG.
'61
CO., LTD. in Sumida, Tokyo.

1980

Established Tomioka plant '83
in Kanohara, Tomioka.

●●Around 1930
Developed a Spring Bar for
watches that, at that time,
captured the largest share of
the global market.

●

'87

S tarted PersonalCommunication Antennabusiness.
(withdrew in 2014)

'62

●

'56

●

'96

●

Established DONGGUANYOKOWO CARCOMPONENTS CO., LTD.
in China.

Established YOKOWOELECTRONICS (M) SDN.
BHD. in Malaysia.

Developed the world’s
first Micro Antenna for
automotive AM/FM radio.

'67

Began OEM supply ofvarious satellite broadcast
reception devices in tandemwith NHK’s launch ofsatellite broadcast services.

Listed on the second
section of the Tokyo
Stock Exchange.

Cellular Phone Antenna

Micro Antenna

Established YOKOWO
MFG. CO., (TAIWAN) Ltd.
(now YOKOWO MICROTECH CO., LTD.)

Incorporated.

1970

●

Established YOKOWO(HONG KONG) LTD.

● 	

Completed new head
office in Tokyo.

● 	S tarted Microwave
Component business.
(transferred to the Vehicle
Communication Equipment
business in 2002)

Started Vehicle Communication
Equipment business.

●'79	Established YOKOWO(SINGAPORE) PTE. LTD.
Started Circuit TestingConnector business.

● 	'84

'97

●

'86

Established YOKOWOAMERICA CORPORATION
in Chicago, U.S.A.

●

S tarted Fine Connectorbusiness.

'90

●

'92

●

Changed company
name to YOKOWO
CO., LTD.

Developed asmall-sized ceramic
patch GPS Antenna.

SPRING CONNECTOR™

'07

'99

Established
DONGGUAN YOKOWOCOMMUNICATIONCOMPONENTS CO., LTD.
in China.

●●GPS Antenna

09

Yokowo 2023 Integrated Report●E stablished YOKOWO
Europe Ltd. in London,U.K.

2-Piece Blade Connector

Started Medical Device
business.

'21●H eadquarters

relocated to JR Kanda
Manseibashi Building.

Commercialized the YPXprobe card series for thetesting of high frequency
devices using MEMS
technology.

YPX Series

'14

●

'16

●

●

'22

Transitioned tothe prime marketof Tokyo Stock
Exchange, inaccordance withthe restructuring ofmarket segments.

●

Acquired ISO 27001
certificate.

Acquired OHSAS 18001
certificate.(Transferred toISO 45001 in 2020)

Established YOKOWO
FUTURE-ORIENTEDSUPPORT CO., LTD.

●Installed aphotovoltaic power
generation system atVietnam Plant.

●

Established Advanced
Measurement Technology
Center in Tomioka plant.

●

Established YOKOWOELECTRONICS
VIETNAM CO., LTD. inVietnam.

●Established YOKOWO
Advanced Device Center.
(reorganized into a joint
corporation in 2019)●

YOKOWO
Advanced
DeviceCenter'08

Acquired ISO 13485
certificate.

D eveloped a 2 Piece
connector to make a fullentry into the rugged
handheld device market.

Components for Medical Devices(Tip Terminal of Catheter)

BGA Test Socket

Started Sporting Goods
business. (withdrew in 1995)

Golf Goods eveloped a BGA Test
DSocket to make a full entry
into the semiconductor'06
inspection market.

1990

●

Contact Probe'13'18● 	

AM/FM Motor Antenna

'59

●

Established YOKOWO CORP.
(H.K.) LTD. in Hong Kong.

Microwave Components
●'12

●

Ceramic Antenna

Rod Antenna

Pillar Antenna'05

Outdoor Unit for BS

'89

'78

Guide Wire for
Medical Treatment

Hi-Giga Sockets

Started Microwave
Ceramics business.

●●Started Rod Antennabusiness. (withdrew in 2003)D eveloped the industry’s
first socket for
high-frequency testing.

● 	Personal Communication Antenna'73'57

Established YOKOWO
KOREA CO., LTD. inKorea.

●●● 	1950'51

●

●

●

Tomioka Plant

Spring Bar'95

Began OEM supply ofGuide Wire for medicaltreatment.

●

Took over probe cardbusiness from Genesis
Technology Inc.

●

Established YOKOWOMEMS development center.

●

AMT Center'19

Registered the®
SmartWeld trademark
for its original technology
for bonding different
metallic materials.

●

Established a joint
corporation as LTCC
Materials Co., Ltd.

●

'23

●

 stablished the Micro
E
Process R&D Center(MP Center) in theTomioka Plant.

Yokowo 2023 Integrated Report10