William D. Severa
63Patents
14h-index
40Co-inventors
84Inventor score
Filing activity: Aug 31, 1990 → Apr 18, 2024
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6500080B2 | Game racquet with separate head and handle portions for reducing vibration | Human Necessities | 24 | Expired |
| US6050909A | Game racquet with string slots in inner wall | Human Necessities | 24 | Expired |
| USD689573S1 | Throat of a racquet | General | 21 | Active |
| US6527656B1 | Two-piece grommet assembly for a sports racquet | Human Necessities | 21 | Expired |
| US6663516B2 | Game racquet with separate head and handle portions for reducing vibration | Human Necessities | 21 | Expired |
| US7297080B2 | Game racquet with separate head and handle portions for reducing vibration | Human Necessities | 20 | Expired |
| US6811502B1 | Racquet with elongated peripheral main string segments and enlarged sweet spot | Human Necessities | 20 | Expired |
| US6840874B2 | Game racquet with separate head and handle portions for reducing vibration | Human Necessities | 19 | Expired |
| US7887444B1 | Racquet having articulating grommet assemblies | Human Necessities | 18 | Active |
| US5368295A | Tennis racket | Human Necessities | 18 | Expired |
| US8323130B1 | Racquet handle assembly including a plurality of support members | Human Necessities | 18 | Active |
| USD469487S1 | Central portion of a game racquet with separate head and handle portions | General | 17 | Expired |
| US6685583B2 | Handle for a sports racquet | Human Necessities | 15 | Expired |
| USD503442S1 | Throat portion of a sports racquet | General | 15 | Expired |
| USD502517S1 | Head portion of a sports racquet | General | 14 | Expired |
| USD554211S1 | Throat portion of a sports racquet | General | 13 | Expired |
| USD469488S1 | Middle region of a game racquet with separate head and handle portions | General | 12 | Expired |
| USD368749S | Vibration dampener for a game racquet | General | 11 | Expired |
| US8808121B2 | Racquet configured with fewer cross strings than main strings | Human Necessities | 11 | Active |
| US7285062B2 | Racquet having cantilevered hoop portions | Human Necessities | 11 | Expired |
| USD622793S1 | Sports racquet | General | 10 | Expired |
| US9089743B2 | Racquet configured with fewer cross strings than main strings | Human Necessities | 10 | Active |
| US9399155B2 | Optimized thermoplastic racquet | Human Necessities | 10 | Active |
| US9192822B2 | Optimized thermoplastic racquet | Human Necessities | 10 | Active |
| USD689572S1 | Throat of a racquet | General | 10 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.