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Tsutomu Hayashida
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Saitama, JP
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last 30 patents
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Patent Grant
Endoscope pressure equalization system and method
Patent number
5,807,238
Issue date
Sep 15, 1998
Johnson & Johnson Medical, Inc.
Leslie A. Feldman
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
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Patent Grant
Endoscope pressure equalization system and method
Patent number
5,634,880
Issue date
Jun 3, 1997
Johnson & Johnson Medical, Inc.
Leslie A. Feldman
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE