Rinnai Technology

Incorporated as Rinnai & Co. by Hidejiro Naito and Kanekichi Hayash

Started delivery and export of gas tabletop stoves, gas ranges, gas ovens, gas water heaters, etc. to gas companies nationwide

Manufactured aircraft parts as factory supervised by army

Changed the Company name to Rinnai Aircraft Parts Manufacturing

Reconstructed factory at Head Office

Reorganized as a limited-liability company and changed name to Rinnai

LP gas nozzle

Opened Tokyo Sales Office (now Kanto Branch Office)

Opened Osaka Sales Office (now Kansai Branch Office)

Established Aichi Factory (now Chubu Branch Office)
Formed technological tie-up with Schwank GmbH (German) to manufacture and sell gas infrared burners and develop heaters and cooking appliances that use them

Schwank gas infrared heater

Developed Schwank gas heater (first in Japan)

Developed small governor for gas appliances (first in Japan)
Began mass production of ceramic plates (first in Japan)
Received Chairman’s Award from Institute of Invention
Received President’s Award from Nagoya Trade and Industry Bureau

Established Inba Factory (later Asahi Factory)

Received Institute of Invention Award
Received Ota Award for Schwank gas burner from Japan Gas Association

Opened Fukuoka Sales Office (now Kyushu Branch Office)

Opened Sendai Satellite Office (now Tohoku Branch Office)
Opened Sapporo Satellite Office (now Hokkaido Branch Office)

Grill-equipped gas tabletop stove (R-2G)

Developed grill-equipped gas tabletop stove (first in industry)

Established Oguchi Factory

External-fired gas bath-heating system with governor

Installed governor into gas bath-heating system (first in industry)

Established Technology Development Center

Schwank commercial-use grillers (Araiso series)

Opened Niigata Satellite Office (now Niigata Branch Office)

Ultrathin tabletop cooker with two burners (R-2K)

Opened Nagoya Satellite Office (now Chubu Branch Office)

Forced-flue gas space heater (RHS-30)

Developed forced-flue gas space heater (first in Japan)

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