William T. Sigman
7Patents
5h-index
7Co-inventors
52Inventor score
Filing activity: Jun 17, 1982 → Sep 15, 1994
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4421782A | Process for providing improved radiation-curable surface coverings and products produced thereby | Textiles; Paper | 33 | Expired |
| US4781987A | Stain and scratch resistant resilient surface coverings | Emerging Cross-Sectional Technologies | 32 | Expired |
| US5643677A | Aminoplast/polyurethane wear layer for PVC support surface | Emerging Cross-Sectional Technologies | 26 | Expired |
| US4855165A | Method for making stain and scratch resistant resilient surface coverings | Textiles; Paper | 17 | Expired |
| US4420499A | Process for providing improved radiation-curable surface coverings and products produced thereby | Chemistry; Metallurgy | 7 | Expired |
| US5248443A | Seam cleaning composition | Chemistry; Metallurgy | 2 | Expired |
| US5198142A | Seam cleaning composition | Chemistry; Metallurgy | 1 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.