

| 1972 |
Ricoh launches the "RICOH PPC900", its first dry-electrostatic-transfer plain-paper poster.
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| Jan. 1973 |
Ricoh Electronics Co., Ltd. (REI) founded in
the USA.
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| Apr. 1973 |
"RIFAX 600S", first high-speed facsimile machine for offices, succeeds in transmission between Tokyo and New York via satellite communications.
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| Apr. 1973 |
Hasama Tohoku Ricoh Co., Ltd. founded (renamed Hasama Ricoh, Inc. in 1977)
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| May 1973 |
Rapifax Corp. established in the USA for marketing of facsimiles (renamed Rapicom, Inc. in 1978).
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| Jul. 1973 |
Ricoh Optical Industries Co., Ltd. founded in Iwate Prefecture, Japan.
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| Feb. 1975 |
Ricoh launches the "RICOPY DT1200", a wet-type plain-paper machine that becoming the world's top-selling copier.
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| Nov. 1975 |
Ricoh becomes the first recipient for the Deming Prize in the office automation industry.
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| Jul. 1976 |
"RIFAX 600S" plays active role in Montreal Olympic Game.
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| Oct. 1976 |
President Mikio Tatebayashi passes away(22nd).
Shinichi Miyoshi appointed chairman(26th).
Takeshi Ouye appointed president(26th).
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| Dec. 1976 |
Ricoh Credit Co., Ltd. established.(renamed Ricoh Lease Co., Ltd. in 1984)
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| Mar. 1977 |
The corporate headquarters completed and opens at Aoyama, Tokyo.
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| Apr. 1977 |
Ricoh introduces the acronym OA, for office automation, at CeBIT in Hannover.
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| Jul. 1978 |
Ricoh Deutschland GmbH established in Germany.
Construction of Numazu R&D Center completed in Shizuoka Prefecture, Japan .
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| Dec. 1978 |
Ricoh Business Machines, Ltd. founded in Hong Kong (renamed Ricoh Hong Kong Ltd. in 1987).
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| May 1979 |
Ricoh Systems, Inc. established in California to
carry out R&D (later merged with Ricoh Corporation in 1987).
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| Jul. 1979 |
Materials R&D Center formed at Numazu R&D Center, Japan (renamed Chemical Products R&D Center in 1990).
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