Jay S. Bird
17Patents
10h-index
10Co-inventors
69Inventor score
Filing activity: Mar 25, 1987 → Feb 22, 2018
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5452771A | Rotary drill bit with improved cutter and seal protection | Fixed Constructions | 131 | Expired |
| US5518077A | Rotary drill bit with improved cutter and seal protection | Fixed Constructions | 123 | Expired |
| US5644956A | Rotary drill bit with improved cutter and method of manufacturing same | Fixed Constructions | 88 | Expired |
| US5429200A | Rotary drill bit with improved cutter | Fixed Constructions | 71 | Expired |
| US5641029A | Rotary cone drill bit modular arm | Fixed Constructions | 51 | Expired |
| US5579856A | Gage surface and method for milled tooth cutting structure | Emerging Cross-Sectional Technologies | 41 | Expired |
| US4938991A | Surface protection method and article formed thereby | Chemistry; Metallurgy | 37 | Expired |
| US4814234A | Surface protection method and article formed thereby | Emerging Cross-Sectional Technologies | 36 | Expired |
| US6564884B2 | Wear protection on a rock bit | Emerging Cross-Sectional Technologies | 15 | Expired |
| USD372253S | Support arm and rotary cone for modular drill bit | General | 13 | Expired |
| US8322466B2 | Drill bits and other downhole tools with hardfacing having tungsten carbide pellets and other hard materials and methods of making thereof | Chemistry; Metallurgy | 10 | Active |
| US10570670B2 | Downhole cutting tool having sensors or releasable particles to monitor wear or damage to the tool | Fixed Constructions | 1 | Active |
| US10180033B2 | Mechanically locking polycrystalline diamond element and industrial device | Fixed Constructions | 1 | Active |
| US10619419B2 | Drill bit having improved journal bearings | Fixed Constructions | 0 | Active |
| US9358631B2 | Coarse hard-metal particle internal injection torch and associated compositions, systems, and methods | Electricity | 0 | Active |
| US9353574B2 | Aligned angled well tool weld joint | Emerging Cross-Sectional Technologies | 0 | Active |
| US10668564B2 | Laser-brazed PCD element | Fixed Constructions | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.