| Rank | Firm | Patent Attorneys/Agents |
|---|---|---|
| 1 | Small firm, in-house, unaffiliated | 62 |
| 2 | Orrick, Herrington & Sutcliffe | 25 |
| 3 | Heller Ehrman | 17 |
| 4 | Perkins Coie | 14 |
| 5 | Jones Day | 9 |
| 6 | Shearman & Sterling | 6 |
| 7 | Latham & Watkins | 4 |
| 8 | Howrey | 3 |
| 9 | Davis Polk & Wardwell | 2 |
| 9 | O'Melveny & Myers | 2 |
