Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4731167 | Method of electroplating an adherent chromium electrodeposit on a chromium substrate | Warren H. McMullen | 1988-03-15 |
| 4717456 | Two-step electrolytic activation process for chromium electrodeposition | William C. Korbach | 1988-01-05 |
| 4668348 | Method for forming adherent, bright, smooth and hard chromium electrodeposits on ferrous metal substrates from high energy efficient chromium baths | Allen R. Jones | 1987-05-26 |
| 4664759 | Method for forming adherent, bright, smooth and hard chromium electrodeposits on stainless steel substrates from high energy efficient chromium baths | — | 1987-05-12 |
| 4588481 | Chromium plating bath for producing non-iridescent, adherent, bright chromium deposits at high efficiencies and substantially free of cathodic low current density etching | Kenneth R. Newby | 1986-05-13 |
| 4585530 | Process for forming adherent chromium electrodeposits from high energy efficient bath on ferrous metal substrates | Warren H. McMullen, Allen R. Jones | 1986-04-29 |
| 4472249 | Bright chromium plating baths and process | — | 1984-09-18 |
| 4450050 | Process for bonding high efficiency chromium electrodeposits | Edmund C. Knill | 1984-05-22 |
| 4450052 | Zinc and nickel tolerant trivalent chromium plating baths | Warren H. McMullen, Denise Siracusa | 1984-05-22 |
| 4206019 | Novel low concentration decorative chromium plating baths and method | — | 1980-06-03 |
| 4183789 | Anode bag benefaction | Edgar J. Seyb, Jr. | 1980-01-15 |