| 1951 | Spralac 2K Hardener Medium SP/SP2099 | |
| 1952 | Spralac Thinner Medium SP/SP3199 | |
| 1953 | Spralac Thinner Medium SP/SP3749 | |
| 1954 | Spralac 1K Plastic Primer SP/SP5399 | |
| 1955 | Spralac Universal Primer Filler Grey SP/SP5299 | |
| 1956 | Spralac MS Clear Coat 2:1 SP/SP4699 | |
| 1957 | Scotchgard™ Leather and Vinyl Protector (PN 38601) | |
| 1958 | Scanner holder for Face Recognition Temperature Measurement | |
| 1959 | Spray Bottle Body | |
| 1960 | Spray Bottle Head | |
| 1961 | SeoJin Instech Level Controller SLA-4P / SMA-4P | |
| 1962 | SeoJin Instech Level Controller SQ-2U/4U | |
| 1963 | SeoJin Instech Level Controller SLC-100U / SLCA-HL | |
| 1964 | SeoJin Instech Level Controller SEC 3U/5U | |
| 1965 | SeoJin Instech Level Controller SLIC-4P | |
| 1966 | SeoJin Instech Level Controller SLI-100U | |
| 1967 | SeoJin Instech Level Transmitter SDG-3000 | |
| 1968 | SeoJin Instech Level Transmitter SLA | |
| 1969 | SeoJin Instech Level Transmitter SMS | |
| 1970 | SeoJin Instech Level Transmitter SCAP-IV | |
| 1971 | SeoJin Instech Level Transmitter SLT | |
| 1972 | SeoJin Instech Level Transmitter SDT-420 | |
| 1973 | SeoJin Instech Level Transmitter SGL | |
| 1974 | SeoJin Instech Level Transmitter ST-600 | |
| 1975 | SeoJin Instech Level Switch SDS-3000 | |
| 1976 | SeoJin Instech Level Switch SC5/SB3 | |
| 1977 | SeoJin Instech Level Switch SPS/SR7 | |
| 1978 | SeoJin Instech Level Switch SCAP | |
| 1979 | SeoJin Instech Level Switch SRF | |
| 1980 | SeoJin Instech Level Switch SVL | |