| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Canada | 4 | |
| #2 | Germany | 2 | |
| #3 | Sweden | 2 | |
| #4 | Australia | 1 | |
| #5 | France | 1 | |
| #6 | United Kingdom | 1 | |
| #7 | Italy | 1 | |
| #8 | Netherlands | 1 | |
| #9 | United States | 1 |
| # | Industry | |
|---|---|---|
| #1 | Basic materials chemistry | |
| #2 | Materials and metallurgy | |
| #3 | Surface technology and coating |
| # | Technology | |
|---|---|---|
| #1 | Inorganic treatment materials | |
| #2 | Inorganic compounds | |
| #3 | Processes for applying fluent materials | |
| #4 | Coating compositions |
| # | Name | Total Patents |
|---|---|---|
| #1 | Nordyke John S | 6 |
| #2 | Spangenberg William C | 4 |
| #3 | Nordyke J S | 2 |
| #4 | Johnstone James O | 2 |
| #5 | Wilke William P Iii | 2 |
| #6 | Spangenberg W C | 2 |
| #7 | Rogers Charles R | 1 |
| #8 | Wilke Iii William P | 1 |
| Publication | Filing date | Title |
|---|---|---|
| CA1031106A | Composite pigment for blocking tannin | |
| GB1373047A | Composite pigments | |
| AU4647772A | Novel composite pigments | |
| US3080248A | Corrosion inhibitive pigment and method of making same | |
| CA696838A | Corrosion inhibitive pigment and method of making same | |
| CA748341A | Corrosion inhibitive pigment and method of making same |