| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Germany | 10 | |
| #2 | United Kingdom | 2 | |
| #3 | United States | 1 |
| # | Industry | |
|---|---|---|
| #1 | Chemical engineering | |
| #2 | Foods and drinks | |
| #3 | Basic materials chemistry | |
| #4 | Machine tools | |
| #5 | Machines |
| # | Technology | |
|---|---|---|
| #1 | Chemical or physical processes | |
| #2 | Mixing | |
| #3 | Bakery products | |
| #4 | Foods | |
| #5 | Separation | |
| #6 | Glue or gelatine preparation | |
| #7 | Dairy products | |
| #8 | Adhesives | |
| #9 | Centrifuges | |
| #10 | Hand-held cutting tools |
| # | Name | Total Patents |
|---|---|---|
| #1 | Buhtz Ernst | 3 |
| #2 | Ernst Buhtz | 1 |
| Publication | Filing date | Title |
|---|---|---|
| GB328410A | An improved method and apparatus for irradiating substances | |
| US1629200A | Method of and apparatus for carrying out chemical reactions or physical processes | |
| GB250722A | An improved method of and apparatus for carrying out chemical reactions |