RION CO.,LTD. Logo

RION CO.,LTD.

Precision instruments for sound, particle, and hearing measurement for industry & healthcare.

6823 | T

Overview

Corporate Details

ISIN(s):
N/A
LEI:
Country:
Japan
Address:
国分寺市東元町3丁目20番41号
Sector:
Manufacturing
Industry:
Manufacture of measuring, testing, navigating and control equipment; watches and clocks

Description

RION CO., LTD., established in 1944, is a specialized manufacturer of precision instruments and medical devices. The company operates across three core business segments. The Environmental Measurement division provides sound level meters, vibration meters, and seismometers for industrial fields and administrative bodies. The Particle Counter division offers airborne and liquid-borne particle counters used for managing cleanliness in critical environments such as the electronics, pharmaceutical, and food manufacturing industries. The Medical Equipment division specializes in audiology, featuring its 'Rionet' brand of hearing instruments with a history of over 60 years, alongside robust audiometers and OAE screeners for medical professionals. Rion leverages its expertise in acoustics and vibration technologies to support safety and enhance quality of life.

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Date Filing Language Size Actions
2025-06-27 09:45
Post-Annual General Meeting Information
臨時報告書
Japanese 27.8 KB
2025-06-25 07:08
Governance Information
内部統制報告書-第104期(2024/04/01-2025/03/31)
Japanese 25.8 KB
2025-06-25 07:01
Registration Form
確認書
Japanese 8.7 KB
2025-06-25 06:58
Annual Report
有価証券報告書-第104期(2024/04/01-2025/03/31)
Japanese 1.1 MB
2025-02-04 04:08
Regulatory News Service
臨時報告書
Japanese 21.5 KB
2024-11-13 01:12
Interim Report
確認書
Japanese 8.7 KB
2024-11-13 01:10
Interim Report
半期報告書-第104期(2024/04/01-2025/03/31)
Japanese 219.5 KB
2024-06-27 08:06
Regulatory News Service
臨時報告書
Japanese 22.7 KB
2024-06-25 06:35
Governance Information
内部統制報告書-第103期(2023/04/01-2024/03/31)
Japanese 23.4 KB
2024-06-25 06:33
Registration Form
確認書
Japanese 8.8 KB
2024-06-25 06:31
Registration Form
有価証券報告書-第103期(2023/04/01-2024/03/31)
Japanese 1.1 MB
2024-02-13 01:19
Report Publication Announcement
確認書
Japanese 8.7 KB
2024-02-13 01:18
Quarterly Report
四半期報告書-第103期第3四半期(2023/10/01-2023/12/31)
Japanese 182.3 KB
2023-11-13 02:00
Report Publication Announcement
確認書
Japanese 8.7 KB
2023-11-13 01:58
Quarterly Report
四半期報告書-第103期第2四半期(2023/07/01-2023/09/30)
Japanese 217.4 KB

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Insider Transactions

Date Insider Name Position Type Shares Value
No insider transactions recorded for this company.

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