Douglas E. Bise
15Patents
9h-index
21Co-inventors
72Inventor score
Filing activity: Aug 25, 1994 → Dec 30, 2021
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6595305B1 | Drill bit, hard member, and bit body | Performing Operations; Transporting | 69 | Expired |
| US6244665A | Cutting toolholder with recessed groove for cutting tool removal | Emerging Cross-Sectional Technologies | 66 | Expired |
| US5529384A | Bit holder block and cutter bit therefor | Fixed Constructions | 34 | Expired |
| US6915867B2 | Earth penetrating rotary drill bit with helical ports | Fixed Constructions | 20 | Expired |
| US7207400B2 | Coupler and roof drill bit assembly using such coupler | Emerging Cross-Sectional Technologies | 19 | Expired |
| US6684968B2 | Roof bit body and insert assembly | Fixed Constructions | 18 | Expired |
| US6860344B2 | Monolithic roof cutting bit insert | Fixed Constructions | 16 | Expired |
| US6886645B2 | Liquid seal for wet roof bit | Fixed Constructions | 12 | Expired |
| US8002054B2 | Roof drill bit, roof drill bit body and hard cutting insert for roof drill bit | Performing Operations; Transporting | 11 | Active |
| US6945340B2 | Roof bit and insert assembly | Fixed Constructions | 9 | Expired |
| US8807248B2 | Cutting insert for a roof drill bit | Fixed Constructions | 5 | Active |
| US7708087B2 | Countersink roof bit drill and method for using the same | Fixed Constructions | 1 | Active |
| US11213900B2 | Quick-release coupling for drilling and related methods | Emerging Cross-Sectional Technologies | 1 | Active |
| US12240047B2 | Quick-release coupling for drilling and related methods | Emerging Cross-Sectional Technologies | 0 | Active |
| US8881847B2 | Dust collecting device for a roof tool | Emerging Cross-Sectional Technologies | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.