Top Inventors at De Nora S.P.A. All Time
| Rank | Name | Patents |
|---|---|---|
| 1 | Robert J. Allen | 9 |
| 2 | James R. Giallombardo | 7 |
| 3 | Emory S. De Castro | 6 |
| #4 | Emilio Zioni | 5 |
| #5 | Khaleda Shaikh | 5 |
| #6 | Claudio Mantegazza | 3 |
| #7 | Daniel Czerwiec | 3 |
| #8 | Peter Fabian | 3 |
| #9 | Ulderico Nevosi | 3 |
| #10 | Antonio Nidola | 3 |
| #11 | Carlo Traini | 2 |
| #12 | Corrado Mojana | 2 |
| #13 | Enrico Ramunni | 2 |
| #14 | Jean-Claude Fort | 2 |
| #15 | Massimo Brambilla | 2 |
| #16 | Michael DeMarinis | 2 |
| #17 | Pierluigi Borrione | 2 |
| #18 | Ruben Jacobo Ornelas | 2 |
| #19 | Tomaso Leone | 2 |
| #20 | Vincenzo Antonucci | 2 |
| #21 | Antonino Arico' | 2 |
| #22 | Emory S. DeCastro | 1 |
| #23 | Fulvio Federico | 1 |
| #24 | Giuseppe Faita | 1 |
| #25 | Giampiero Fleba | 1 |
| #26 | Giovanni Meneghini | 1 |
| #27 | Luciano Iacopetti | 1 |
| #28 | Manfred Kienberger | 1 |
| #29 | Maurizio Marzupio | 1 |
| #30 | Takashi Oishi | 1 |
| #31 | Federico Zioni | 1 |