Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8016909 | Process for producing metal flakes | — | 2011-09-13 |
| 7938901 | Metal pigment composition | Michael Richard Kryszczuk | 2011-05-10 |
| 4725317 | Process for preparing pigment compositions | — | 1988-02-16 |
| 4496481 | Production of azo compounds | — | 1985-01-29 |
| 4278601 | Process for conditioning phthalocyanine pigment | George H. Robertson, David Ross McGregor | 1981-07-14 |
| 4255375 | Process for the preparation of dustless, readily-dispersible pigment or dyestuff granules | Ian Alexander Macpherson, John A. Stirling, James McGeachie McCrae | 1981-03-10 |
| 4205995 | Pigment compositions | George H. Robertson | 1980-06-03 |
| 4194921 | Pigment compositions and process for dust free pigment beads | George H. Robertson | 1980-03-25 |