53 Utility Patents
#1,519 in Tokyo
#6,774 in Japan
#34,000 in the World
Forward Citations = 298
Company Filing History:
Thk Co., Ltd.

Takenaka Corporation
4. 1 out of 106
Mitsubishi Steel Mfg. Co., Ltd.
5. 1 out of 2
Kureha Gosen Co., Ltd
where one patent can have more than one assignee
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