← Back to Companies

Idemitsu Petrochemical Co Ltd

Idemitsu P

Active Patents

0

Total Holdings

4

Patent Holdings

Filter in Explorer →

Patent No.	Title	Status	Filing Date	Grant Date	Claims	Actions
EP0305903A1	Method for synthesis of diamond and apparatus therefor	Expired / Lapsed	1988-08-25	—	12	Details
JPS642001A	Optical refractive member coated with diamond-like carbon	Expired / Lapsed	1987-06-24	—	0	Details
JPS60197740A	Preparation of laminate	Expired / Lapsed	1984-03-21	—	0	Details
US4484883A	Multi-layer extrusion die	Expired / Lapsed	1983-04-05	1984-11-27	12	Details