29 Utility Patents
#4,407 in Tokyo
#20,849 in Japan
#97,309 in the World
Forward Citations = 3,125
Company Filing History:
Material Engineering Technology Laboratory, Incorporated


4. 4 out of 8
Tahara Machinery Limited
5. 1 out of 1
Artificial Sea-mount Institute Corporation
where one patent can have more than one assignee
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