Chris Chappell
10Patents
9h-index
2Co-inventors
58Inventor score
Filing activity: Oct 22, 1992 → Mar 13, 2006
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7285057B2 | Variable scoreline golf club groove configuration | Human Necessities | 74 | Expired |
| US6981923B2 | High spin golf club groove configuration | Performing Operations; Transporting | 52 | Expired |
| US5688188A | Golf club | Human Necessities | 49 | Expired |
| US5984803A | Variable weight distribution in a golf club head by reducing hosel length | Human Necessities | 49 | Expired |
| US5616086A | Golf club set | Human Necessities | 36 | Expired |
| US6346052B1 | Golf club irons with multilayer construction | Emerging Cross-Sectional Technologies | 31 | Expired |
| US5316297A | Golf club sets | Human Necessities | 28 | Expired |
| US7258627B2 | High spin golf club groove configuration | Performing Operations; Transporting | 23 | Expired |
| US5795240A | Mechanical locking device for attaching a shaft to a golf club head | Human Necessities | 18 | Expired |
| US7555822B2 | Laser generation of thermal insulation blanket | Emerging Cross-Sectional Technologies | 1 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.