30 Utility Patents
#3,962 in Tokyo
#19,030 in Japan
#87,059 in the World
Forward Citations = 199
Company Filing History:
Mitsubishi Paper Mills Limited
Nec Microwave Tube, Ltd.
4. 1 out of 12
Nec Corportion
5. 1 out of 1
Matsubishi Paper Mills Ltd.
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