Douglas Keller
11Patents
7h-index
19Co-inventors
59Inventor score
Filing activity: Nov 18, 1998 → Nov 13, 2014
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6705827B2 | Robotic seed-handling apparatus and methods | Performing Operations; Transporting | 56 | Expired |
| US8196237B2 | Patient support brake system | Human Necessities | 25 | Active |
| US6852290B2 | Multi-well apparatus | Emerging Cross-Sectional Technologies | 21 | Expired |
| US6688037B2 | Robotic seed-planting apparatus and methods | Performing Operations; Transporting | 20 | Expired |
| US7413910B2 | Multi-well apparatus | Emerging Cross-Sectional Technologies | 17 | Expired |
| US5979522A | Knife holder for a chipper disc | Emerging Cross-Sectional Technologies | 16 | Expired |
| US6688255B2 | Robotic apparatus and methods for maintaining stocks of small organisms | Human Necessities | 13 | Expired |
| USRE38930E1 | Knife holder for a chipper disc | General | 6 | Expired |
| US9681611B2 | Automated gravimetric screening platform system and method | Emerging Cross-Sectional Technologies | 1 | Active |
| US8955252B2 | Automated gravimetric screening platform system and method | Emerging Cross-Sectional Technologies | 1 | Active |
| US9675012B2 | Automated gravimetric screening platform system and method | Emerging Cross-Sectional Technologies | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.