AD-II ENGINEERING INC.
9Patents
8Active
9Granted
55Portfolio score
Filing activity: Jun 14, 2001 → Jan 25, 2023
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6532890B2 | Speed indicator for a shifting device of bicycle | Emerging Cross-Sectional Technologies | 134 | Expired |
| US11814138B1 | Rear derailleur | Performing Operations; Transporting | 1 | Active |
| US10442497B2 | Easy-adjustment bicycle gear-shifting system | Performing Operations; Transporting | 1 | Active |
| US10124857B2 | Clutch unit of bicycle derailleur | Performing Operations; Transporting | 1 | Active |
| US12409911B2 | Bicycle operating device | Performing Operations; Transporting | 0 | Active |
| US11814132B1 | Bicycle operating device | Performing Operations; Transporting | 0 | Active |
| US11834131B1 | Rear derailleur | Performing Operations; Transporting | 0 | Active |
| US11891155B2 | Bicycle front derailleur | Performing Operations; Transporting | 0 | Active |
| US10894576B2 | Bicycle rear derailleur | Performing Operations; Transporting | 0 | Active |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.