Company history

•1914 - Microscope production begins with MK? model

•1917 - Company name changes to Matsumoto Seizousho ["Matsumoto Manufacturing Company"]

•1934 - The limited partnership Matsumoto Seizousho was renamed Tiyoda Seizousho ["Tiyoda Manufacturing Company"]

•1942 - Company name changes to "Chiyoda Optical Industry Co., Ltd."

•1944 Dec 7 - Logo? first used

•1957 - Company names changes to "Tiyoda Manufacturing Co., Ltd."

•1973 Aug 13 - Logo trademark applied for in US, serial no. 72465545

•1976 - Factory closes

Production history

•1914 - MK? Production begins

•1934 - MKA?, MKQ, MKO?, MKM?, MKR production begins

•1946 - A? (ACM), B? BSB, BSE?, BSG? production begins

•1947 - L-type LCM, LTD, LTG, LTG-mo? production begins

•1949 - First production of phase contrast microscopes in Japan begins by Tiyoda

•1950 - Pocket Microscope V? begins

•1954 - Fluorescence microscope apparatus H-200?, H-250?

•1959 - R? (R, R1)

•1965 - Nuclear emulsion microscope AI, AII, AIII, CI, CII

•1966 - (B2mo, B2bi) B2

•1966 - remote control device

•1967 - FM 200B?, FM-200FTA?

•1970 - R21? type Chiyoda microscope (R21bi R21tr)

•1974 - (MT-A, Chiyoda new microscope type MT MT-B )

Sources


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Last-modified: 2020-04-18 (Sat) 12:06:36