Private company

Riken Keiki

Riken Keiki is a Japanese company, founded in 1934.¹

理研計器株式会社（りけんけいき、英: RIKEN KEIKI Co., Ltd.）は、東京都に本社を置くガス警報器メーカー。かつての理研コンツェルンのうちの一社。² From the Japanese Wikipedia, CC BY-SA 4.0

Last updated Oct 21, 2026.

Overview

Jul 30, 1934Founded¹

Websitewww.rikenkeiki.co.jp

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Timeline

Jul 30, 1934Founded Founded¹

Links

Websitewww.rikenkeiki.co.jp¹
WikidataQ11573581

Sources

The numbers on this page point here. Each one links to the record it came from.

1
WikidataRiken Keiki on Wikidata
2
WikipediaRiken Keiki on the Japanese Wikipedia