1950
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Senko Medical Instrument Mfg.Co., Ltd. established
Nation's first positive pressure closed circuit anesthesia machine
launched in the Japanese market
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1953
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Nakayama's Gastrointestinal Sewing Clamp launched
Nation's first Heart-Lung machine launched
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1954
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Nation's first dialysis machine developed
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1959
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Inokuchi's small vessel anastomosis device developed
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1964
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Senko Medical Trading Co. established
Distinguished Invention Award granted by Tokyo Metropolitan Government
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1965
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Nation's first artificial heart valve developed
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1968
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Berz Award by Germany granted for Nakayama's Gastrointestinal Sewing Clamp
Supreme Invention Award by Switzerland granted for Nakayama's
Gastrointestinal Sewing Clamp
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1970
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Blood Preservation Device developed
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1971
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Senko's founder, Mr. Risaburo Aoki, granted the Purple Ribbon Medal
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1974
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Mr. Risaburo Aoki granted the Ichimura Memorial Award from Japan New
Science and Technology Corporation
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1975
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Mr. Risaburo Aoki granted Order of the Rising Sun, Gold Rays with Rossette.
Mr. Risaburo Aoki elected as Chairman for the first time from the medical
industry for 50th Annual Meeting of Japan Medical Machinery Society.
Organ Preservation Device developed
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1977
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Aoki Memorial Machinery Museum inaugurated
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1978
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To make the museum a public organization, the Museum is donated to
the Japan Medical Machinery Society, and the Japan Medical Instrument History
Preservation Society, a non profit organization, is established
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1981
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Mr. Risaburo Aoki granted the Distinguished Award by the International Society
of Artificial Organs
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1983
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Senko's President, Mr. Yoshio Aoki, granted the Technology Award from the Japan
Medical Machinery Society
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1984
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Japan's Ministry of Health and Welfare granted formal approval to establish
the Japan Medical Instrument History Preservation Society as a foundation.
Mr. Risaburo Aoki granted Honorary Doctorate by the Cleveland Clinic
in the United Sates.
World's first silicon hollow fiber oxygenator launched
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1985
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Hummingbird, a high frequency ventilator for neonates, adopted in
a National Institute of Health (U.S.A.) sponsored project
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1987
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Commercialization of the cold laser unit under development since 1982 and
breathing circuit
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1988
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Mr. Yoshio Aoki elected as Chairman by the Japan Medical Machinery
Industry Association
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1989
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Mr. Yoshio Aoki assumed the post of Vice President of the Japan Medical
Machinery Body Association
Mr. Yoshio Aoki appointed as Managing Director of the Japan Medical Instrument
History Preservation Committee
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1991
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Received the Good Design Award for the Membrane Oxygenator Excelung HPO-25
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1992
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Mr. Yoshio Aoki granted the Inoue Harunari Award by Japan New Science
and Technology Corporation
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1993
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Mr. Yoshio Aoki granted the Health and Welfare Minister Award for
distinguished achievement in medicine
Mr. Yoshio Aoki assumed the post of Vice Chairman of the Japan Medical
Machinery Commerce Federation
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1995
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Mr. Yoshio Aoki appointed as Director of the Medical Equipment Center
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1997
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Mr. Yoshio Aoki elected as Chairman of the 72nd Annual Meeting of the Japan
Medical Machinery Society, following former president Mr. Risaburo Aoki
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1998
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The Deputy President, Mr. Makoto Aoki, elected as Vice Chairman of The 27th
Meeting of the Japan Hospital Equipment Society
Mr. Yoshio Aoki granted Purple Ribbon Medal
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2000
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Celebrated 50th Anniversary of Senko Medical Instrument's foundation
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