Hugo Illy
10Patents
4h-index
8Co-inventors
49Inventor score
Filing activity: Nov 27, 1974 → Oct 9, 1990
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4142029A | Bis-tetrazoles as chemical blowing agents for foaming thermoplastic resins | Chemistry; Metallurgy | 31 | Expired |
| US4158724A | Tris-tetrazoles as chemical blowing agents | Chemistry; Metallurgy | 10 | Expired |
| US4127718A | Tris-tetrazoles as chemical blowing agents | Chemistry; Metallurgy | 8 | Expired |
| US4288560A | Process for foaming plastics | Chemistry; Metallurgy | 8 | Expired |
| US3991043A | Quaternization of benzthiazole-azo compounds | Chemistry; Metallurgy | 4 | Expired |
| US4126590A | Sulphonyltetrazoles as chemical blowing agents | Chemistry; Metallurgy | 4 | Expired |
| US4692540A | Process for the preparation of cyclic phosphites | Chemistry; Metallurgy | 4 | Expired |
| US4164611A | Aromatic sulfonyl hydrazides and semicarbazides as chemical blowing agents | Chemistry; Metallurgy | 3 | Expired |
| US5072055A | Process for the preparation of substituted phenols | Emerging Cross-Sectional Technologies | 2 | Expired |
| US4061604A | Flameproofing of plastics | Chemistry; Metallurgy | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.