| Mark | Item | Date of Registration | View Patent |
| CE | Certification of Europe (Digital Temperature Controller (MX2)) | 1996.05.01 |  |
| CE | Certification of Europe (DX Series (DX2, DX3, DX4, DX7, DX9)) | 1998.01.31 | |
| CE | Certification of Europe (PHOTO ELECTRIC SENSOR (PE)) | 1998.01.31 | |
| CE | Certification of Europe (Digital Portable Controller (D55)) | 2000.03.28 | |
| CE | Certification of Europe (Digital Temperature Controller (NX1, NX2, NX3, NX7, NX9)Digital Temperature Controller (PX2, PX3, PX7, PX9)) | 2000.03.28 | |
| CE | Certification of Europe (HSR series) | 2003.10.30 | |
| CE | Certification of Europe (HSR series_HSR-3D) | 2003.06.30 | |
| CE | Certification of Europe (HSR series_HSR-3A) | 2003.06.30 | |
| CE | Certification of Europe (HSR series_HSR-2D) | 2003.07.19 | |
| CE | Certification of Europe (HSR series_HSR-2A) | 2003.06.30 | |
| CE | Certification of Europe (PHOTO SENSOR(PY-T3N-D / PY-T3N-L) (PY-T3P-D / PY-T3P-L)) | 2004.03.06 | |
| CE | Certification of Europe (HCP-PNP series) | 2004.05.21 | |
| CE | Certification of Europe (HCP-PNP series) | 2004.05.21 | |
| CE | Certification of Europe (HCP-NPN series) | 2004.05.21 | |
| CE | Certification of Europe (HCP-NPN series) | 2004.05.21 | |
