34 Utility Patents
#1,203 in Yokohama
#15,968 in Japan
#75,040 in the World
Forward Citations = 911
Company Filing History:


Mitsui Petrochemical Industries, Ltd.
4. 3 out of 153
Kokusai Electric Co., Ltd.
5. 2 out of 63

where one patent can have more than one assignee
Get your Inventor Badge Today