Sampo Kusayanagi
4Patents
3h-index
5Co-inventors
39Inventor score
Filing activity: Jun 22, 1981 → Jun 23, 1987
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4427561A | Sulfur compound containing lubricant composition for use in Flon atmosphere | Chemistry; Metallurgy | 19 | Expired |
| US4770763A | Process for producing lubricant base oil | Chemistry; Metallurgy | 13 | Expired |
| US4542246A | Electrical insulating oil having high oxidation stability and method for production thereof | Electricity | 7 | Expired |
| US4707280A | Lubricating oil for use in Flon atmosphere | Chemistry; Metallurgy | 2 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.