Don C. Rowlett
35Patents
15h-index
32Co-inventors
81Inventor score
Filing activity: Feb 20, 1987 → Apr 26, 2013
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5429199A | Cutting bit and cutting insert | Fixed Constructions | 109 | Expired |
| USD659529S1 | Washer | General | 30 | Expired |
| US4715450A | Grader blade with casting/insert assembly on leading edge | Fixed Constructions | 29 | Expired |
| US5005622A | Block and locking mechanism for a stump grinding cutter bit and method of securing and retaining | Human Necessities | 28 | Expired |
| US7665234B2 | Grader blade with tri-grade insert assembly on the leading edge | Fixed Constructions | 24 | Active |
| US6745709B2 | Replaceable ground engaging tip and wear resistant insert therefor | Emerging Cross-Sectional Technologies | 23 | Expired |
| US8061783B2 | Bit holder block with non-rotating wear sleeve | Fixed Constructions | 23 | Active |
| US5131725A | Rotatable cutting tool having an insert with flanges | Fixed Constructions | 20 | Expired |
| US5297637A | Agricultural disc blade | Emerging Cross-Sectional Technologies | 20 | Expired |
| US8522843B2 | Indexable stump cutter tooth | Human Necessities | 19 | Active |
| US6640731B1 | Dual tungsten carbide boot | Human Necessities | 18 | Expired |
| US9303511B2 | Flat cutter bit with cutting insert having edge preparation | Fixed Constructions | 17 | Active |
| USD588810S1 | Toolbox | General | 16 | Expired |
| US8020591B2 | Indexable stump cutter tooth | Human Necessities | 15 | Active |
| US5314029A | Pyramidal shaped, hardened insert for an agricultural tool | Fixed Constructions | 15 | Expired |
| US5310009A | Agricultural insert | Human Necessities | 14 | Expired |
| US5429016A | Agricultural disc blade | Emerging Cross-Sectional Technologies | 13 | Expired |
| US5697308A | Seed boot having a wear resistant insert | Human Necessities | 12 | Expired |
| US5325799A | Seed boot insert | Human Necessities | 11 | Expired |
| US5159985A | Agricultural insert | Human Necessities | 11 | Expired |
| US6318279A | Seed boot attachment and wear resistant inset therefor | Human Necessities | 10 | Expired |
| US4917196A | Excavating tooth for an earth auger | Fixed Constructions | 9 | Expired |
| US6966270B2 | Seeding tool | Human Necessities | 8 | Expired |
| US8523290B2 | Rotatable cutting tool-tool holder-base assembly | Fixed Constructions | 5 | Active |
| US7959234B2 | Rotatable cutting tool with superhard cutting member | Fixed Constructions | 4 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.