9 Utility Patents
#262 in Mie
#95,540 in Japan
#457,599 in the World
Forward Citations = 58
Company Filing History:
Japan Polypropylene Corporation
Japan Polyethylene Corporation
Mitsubishi Chemical Corporation
4. 1 out of 1,278

5. 1 out of 39
Japan Polychem Corporation
where one patent can have more than one assignee
Get your Inventor Badge Today