Inventor · Lupsingen, CH

Rudolf Naef

7Patents
3h-index
8Co-inventors
46Inventor score

Filing activity: Jul 31, 1987 → Dec 12, 1996

Most-cited inventions

PatentTitleAreaCited byStatus
US5266699A NIR dyes, methods of preparing them and their use Chemistry; Metallurgy 13 Expired
US5091517A Azo dyes containing a 4-aminopyrazolisothiazole diazo compound Chemistry; Metallurgy 7 Expired
US4908040A Anionic cyclodiylide compounds, their preparation and use in washing agents as shading dyes Chemistry; Metallurgy 5 Expired
US5037966A Azo dyes containing a 3-aminobenzothienoisothiazole diazo component Chemistry; Metallurgy 3 Expired
US4750228A Disperse dyes Emerging Cross-Sectional Technologies 3 Expired
US8013167B1 Process for the preparation of 2-chloro-5-chloromethyl-thiazole Chemistry; Metallurgy 1 Expired
US5391762A Nir dyes, methods of preparing them and their use Chemistry; Metallurgy 0 Expired

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.