28 Utility and 3 Design Patents
#4,358 in Tokyo
#21,155 in Japan
#96,309 in the World
rank by utility patentsForward Citations = 228
Company Filing History:
Yokogawa Medical Systems, Limited
Hirakawa Hewtech Corporation
4. 1 out of 1,647
Shinko Electric Industries Co., Ltd.
5. 1 out of 271
where one patent can have more than one assignee
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