5 Utility Patents
#28,962 in Tokyo
#162,359 in Japan
#825,595 in the World
Forward Citations = 38
Company Filing History:

Waki Factory Inc.
Nihon Radiator Co., Ltd.
4. 1 out of 139

5. 1 out of 1
M-k Sale Co., Ltd.
where one patent can have more than one assignee
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