Ragnar E. Sjonvall
5Patents
4h-index
5Co-inventors
42Inventor score
Filing activity: Dec 29, 1975 → Nov 9, 1981
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4382963A | Low-calorie, sugar-free chewing gum containing polydextrose | Human Necessities | 56 | Expired |
| US4000320A | Chewing gum with improved storage qualities | Human Necessities | 22 | Expired |
| US4246286A | Chewing gums of improved sweetness retention | Human Necessities | 13 | Expired |
| US4140809A | Soup concentrates | Human Necessities | 8 | Expired |
| USRE30197E | Chewing gum with improved storage qualities | General | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.