13 Utility Patents
#370 in Okazaki
#63,411 in Japan
#296,785 in the World
Forward Citations = 125
Company Filing History:
Maeda Shell Service Co., Ltd.
Maeda Corporation Limited
Lignyte Co., Ltd.
4. 2 out of 4
J & M Co., Ltd.
5. 1 out of 832,540 patents
Other
where one patent can have more than one assignee
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