Philippe Chavatte
6Patents
5h-index
14Co-inventors
52Inventor score
Filing activity: Mar 3, 1993 → May 12, 2000
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5865553A | Liquid-ink writing instrument having a reservoir fitted with a system to prevent loss of priming | Performing Operations; Transporting | 20 | Expired |
| US5971646A | Writing implement using liquid ink, in particular a solvent-based ink | Performing Operations; Transporting | 16 | Expired |
| US5244297A | Process for manufacturing pencil by tri-extrusion and the produced pencil having an intermediate protective casing | Performing Operations; Transporting | 15 | Expired |
| US6197234A | Method for increasing the anti-wettability of a body | Performing Operations; Transporting | 12 | Expired |
| US6074534A | Method of increasing the wettability of a porous body | Performing Operations; Transporting | 8 | Expired |
| US6893181B1 | Nib and methods of treating an elongate element designed to form such a nib | Performing Operations; Transporting | 2 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.