22 Utility Patents
#6,108 in Tokyo
#31,022 in Japan
#141,585 in the World
Forward Citations = 294
Company Filing History:
Daiichi Denshi Kogyo Kabushiki Kaisha


4. 2 out of 297
Bunker Ramo Corporation
5. 1 out of 42,325
where one patent can have more than one assignee
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