John O. Ruid
12Patents
8h-index
9Co-inventors
65Inventor score
Filing activity: Jan 4, 1977 → Mar 1, 2013
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6000437A | Coated liner for curved ducts | Mechanical Engineering; Lighting; Heating | 25 | Expired |
| US6231927A | Method of coating insulation boards | Performing Operations; Transporting | 25 | Expired |
| US4629473A | Resilient abrasive polishing product | Performing Operations; Transporting | 20 | Expired |
| US6769455B2 | Moisture repellent air duct products | Mechanical Engineering; Lighting; Heating | 19 | Expired |
| US7476427B2 | Faced fiberglass board with improved surface toughness | Emerging Cross-Sectional Technologies | 14 | Active |
| US8053049B2 | Packaging for insulation products | Emerging Cross-Sectional Technologies | 11 | Active |
| US4252707A | Polyamide-imide-acid binder with amine base | Chemistry; Metallurgy | 9 | Expired |
| US7220470B2 | Moisture repellent air duct products | Emerging Cross-Sectional Technologies | 8 | Expired |
| US7223455B2 | Duct board with water repellant mat | Emerging Cross-Sectional Technologies | 7 | Expired |
| US8727408B1 | Tongs including tapered fingers | Human Necessities | 5 | Active |
| US6972145B1 | Semipermeable coating for building materials | Emerging Cross-Sectional Technologies | 3 | Expired |
| US7279438B1 | Coated insulation board or batt | Emerging Cross-Sectional Technologies | 3 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.