Austin Johnson
15Patents
3h-index
17Co-inventors
49Inventor score
Filing activity: Jan 21, 2015 → Feb 1, 2023
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US10174577B2 | Sealing element wear indicator system | Fixed Constructions | 28 | Active |
| USD870424S1 | Shoe | General | 11 | Active |
| US10655410B2 | Dual gradient drilling system and method | Fixed Constructions | 4 | Active |
| US10590721B2 | Dual gradient drilling system and method | Fixed Constructions | 3 | Active |
| US10577878B2 | Dual gradient drilling system and method | Fixed Constructions | 3 | Active |
| US11466524B2 | Closed-loop hydraulic drilling | Fixed Constructions | 1 | Active |
| US12320208B2 | Hands-free gooseneck and hands-free gooseneck flow spool | Fixed Constructions | 0 | Active |
| US11332998B2 | Annular sealing system and integrated managed pressure drilling riser joint | Fixed Constructions | 0 | Active |
| US11306550B2 | Seal condition monitoring | Fixed Constructions | 0 | Active |
| US11053768B2 | Sealing element wear indicator system | Fixed Constructions | 0 | Active |
| US11377922B2 | Static annular sealing systems and integrated managed pressure drilling riser joints for harsh environments | Fixed Constructions | 0 | Active |
| US12257735B2 | Router including cutting depth locking and adjustment mechanism | Performing Operations; Transporting | 0 | Active |
| US11306551B2 | Seal condition monitoring | Fixed Constructions | 0 | Active |
| US12071846B2 | Intermittent well state sampling in managed pressure drilling applications | Fixed Constructions | 0 | Active |
| US11339620B2 | Closed-loop hydraulic drilling | Fixed Constructions | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.