20 Utility Patents
#506 in Shizuoka
#34,495 in Japan
#154,218 in the World
Forward Citations = 172
Company Filing History:
Nippon Light Metal Company, Ltd.
Yamaha Hatsukoko Kabushiki Kaisha
4. 1 out of 828,785 patents
Other
5. 1 out of 10,092
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