Robert J. Ryan
12Patents
6h-index
14Co-inventors
63Inventor score
Filing activity: Jul 25, 1977 → Aug 19, 2023
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5203919A | Method and compositions for stabilizing concrete residues | Emerging Cross-Sectional Technologies | 58 | Expired |
| US6154752A | Chronological identification of hyper text links during back tracking | Physics | 37 | Expired |
| US4228050A | Conductive molding composition | Physics | 33 | Expired |
| US8223717B2 | Roaming gateway | Electricity | 23 | Active |
| US5861548A | Apparatus and method utilizing signal modulation detection for analyzing the internal pressure of containers | Physics | 14 | Expired |
| US4129536A | Vinyl chloride based injection molding composition | Chemistry; Metallurgy | 9 | Expired |
| US8155742B2 | Remote communication system with availability indicator for an implantable medical device | Human Necessities | 4 | Active |
| US5196513A | Synthetic peptides derived from the beta-subunit of human thyroid stimulating hormone | Human Necessities | 2 | Expired |
| US12258725B2 | Environment restricted front bucket loader with material handling | Fixed Constructions | 0 | Active |
| US11735054B1 | SMARTPHONE MARINE VESSEL LOCATION AND COLLISION AVOIDANCE SYSTEM AND METHODS OF USE | Performing Operations; Transporting | 0 | Active |
| US4973578A | Synthetic peptides derived from the alpha-subunit of human lycoprotein hormones | Emerging Cross-Sectional Technologies | 0 | Expired |
| US12374227B1 | Smartphone marine vessel location and collision avoidance system | Performing Operations; Transporting | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.