Patents per Year
Top Inventors at Del Laboratories All Time
Showing 1–13 of 13 inventors
| Rank | Name | Patents |
|---|---|---|
| 1 | Harry W. Gordon | 8 |
| 2 | Kenneth Chung | 3 |
| 2 | Luigi M. Ferrari | 3 |
| #4 | Marlene Tietjen | 2 |
| #5 | Henry Boso Chan | 1 |
| #5 | Herbert R. Farrell | 1 |
| #5 | Marie Luciano | 1 |
| #5 | Serap Ozelkan | 1 |
| #5 | Vyacheslav Malayev | 1 |
| #5 | Zegong Zhang | 1 |
| #5 | Nanette R. Avila | 1 |
| #5 | Sharif Amanat | 1 |
| #5 | Howard Brasch | 1 |
Most Valuable Patents
| Patent | Est. Value | Year |
|---|---|---|
| Depilatory composition | $2M | 2002 |
| Method, composition and kit to remove lice ova from the hair | $2M | 2003 |
| Artificial nail removal arrangement | $1M | 1998 |
| Fingernail treatment arrangement | $249K | 1987 |
| Stabilized mercuric oxide ointment compositions | $217K | 1993 |