John Ryan
9Patents
4h-index
16Co-inventors
54Inventor score
Filing activity: Jun 23, 1987 → Sep 21, 2020
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4736294A | Data processing methods and apparatus for managing vehicle financing | Physics | 291 | Expired |
| US4915300A | High pressure mixing and spray nozzle apparatus and method | Performing Operations; Transporting | 20 | Expired |
| US4809911A | High pressure mixing and spray nozzle apparatus and method | Performing Operations; Transporting | 18 | Expired |
| US11138314B1 | Software and firmware verification by distributed ledger and intrusion detection systems | Electricity | 10 | Active |
| US7814822B2 | Device and method for controlled breaching of reinforced concrete | Performing Operations; Transporting | 4 | Active |
| US8850786B2 | Systems and methods for intermittently colored yarn | Textiles; Paper | 2 | Active |
| US8342069B2 | Device and method for controlled breaching of reinforced concrete | Performing Operations; Transporting | 1 | Active |
| US7431057B2 | Paintball filling system and method | Mechanical Engineering; Lighting; Heating | 1 | Active |
| US10806206B1 | Venting system for hats | Human Necessities | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.