Danny E. Scott
171Patents
43h-index
116Co-inventors
93Inventor score
Filing activity: Dec 6, 1985 → Sep 16, 2022
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5954147A | Earth boring bits with nanocrystalline diamond enhanced elements | Fixed Constructions | 187 | Expired |
| US5979571A | Combination milling tool and drill bit | Fixed Constructions | 181 | Expired |
| US6332503A | Fixed cutter bit with chisel or vertical cutting elements | Fixed Constructions | 140 | Expired |
| US6220375A | Polycrystalline diamond cutters having modified residual stresses | Performing Operations; Transporting | 138 | Expired |
| US6499547B2 | Multiple grade carbide for diamond capped insert | Performing Operations; Transporting | 132 | Expired |
| US5467836A | Fixed cutter bit with shear cutting gage | Fixed Constructions | 114 | Expired |
| US6065552A | Cutting elements with binderless carbide layer | Fixed Constructions | 110 | Expired |
| US5890552A | Superabrasive-tipped inserts for earth-boring drill bits | Fixed Constructions | 105 | Expired |
| US5663512A | Hardfacing composition for earth-boring bits | Performing Operations; Transporting | 101 | Expired |
| US6068070A | Diamond enhanced bearing for earth-boring bit | Mechanical Engineering; Lighting; Heating | 101 | Expired |
| US6935444B2 | Superabrasive cutting elements with cutting edge geometry having enhanced durability, method of producing same, and drill bits so equipped | Fixed Constructions | 100 | Expired |
| US5479997A | Earth-boring bit with improved cutting structure | Fixed Constructions | 95 | Expired |
| US5655612A | Earth-boring bit with shear cutting gage | Fixed Constructions | 91 | Expired |
| US5287936A | Rolling cone bit with shear cutting gage | Fixed Constructions | 89 | Expired |
| US5346026A | Rolling cone bit with shear cutting gage | Fixed Constructions | 88 | Expired |
| US4726432A | Differentially hardfaced rock bit | Emerging Cross-Sectional Technologies | 86 | Expired |
| US6202771A | Cutting element with controlled superabrasive contact area, drill bits so equipped | Fixed Constructions | 76 | Expired |
| US6450271B1 | Surface modifications for rotary drill bits | Fixed Constructions | 75 | Expired |
| US6050354A | Rolling cutter bit with shear cutting gage | Fixed Constructions | 74 | Expired |
| US6209185A | Earth-boring bit with improved rigid face seal | Emerging Cross-Sectional Technologies | 73 | Expired |
| US6328117A | Drill bit having a fluid course with chip breaker | Fixed Constructions | 72 | Expired |
| US5248006A | Rotary rock bit with improved diamond-filled compacts | Fixed Constructions | 70 | Expired |
| US6098730A | Earth-boring bit with super-hard cutting elements | Fixed Constructions | 70 | Expired |
| US5592995A | Earth-boring bit having shear-cutting heel elements | Fixed Constructions | 65 | Expired |
| US5351768A | Earth-boring bit with improved cutting structure | Fixed Constructions | 65 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.