Inventor · Ziefen, CH

Johannes Hoffner

3Patents
0h-index
6Co-inventors
27Inventor score

Filing activity: Mar 19, 1999 → Aug 3, 2004

Most-cited inventions

PatentTitleAreaCited byStatus
US7893262B2 Process for the preparation of 2H-chromenes Chemistry; Metallurgy 0 Active
US6020515A Process for the preparation of malononitrile Emerging Cross-Sectional Technologies 0 Expired
US5959136A Process for the preparation of malononitrile Chemistry; Metallurgy 0 Expired

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