12 Utility Patents
#13,294 in Tokyo
#69,823 in Japan
#327,534 in the World
Forward Citations = 99
Company Filing History:


Mitsubishi Lighting Fixture Co., Ltd.
4. 2 out of 6,883
Sumitomo Chemical Company, Limited
5. 1 out of 2,506

where one patent can have more than one assignee
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