34 Utility Patents
#3,467 in Tokyo
#15,993 in Japan
#75,136 in the World
Forward Citations = 240
Company Filing History:
Nippon Oil Company
Shinagawa Refractories Co., Ltd.
Other
4. 1 out of 1
Japan As Represented by the Director-general National, Aerospace
5. 1 out of 1
Japan As Represented by Director-general, National Aerospace Laboratory
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