| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Germany | 6 | |
| #2 | Austria | 5 | |
| #3 | Denmark | 3 | |
| #4 | Spain | 3 | |
| #5 | United States | 3 | |
| #6 | Switzerland | 2 | |
| #7 | United Kingdom | 2 | |
| #8 | Canada | 1 |
| # | Industry | |
|---|---|---|
| #1 | Environmental technology | |
| #2 | Biotechnology | |
| #3 | Basic materials chemistry | |
| #4 | Civil engineering | |
| #5 | Agriculture | |
| #6 | Machines | |
| #7 | Thermal processes |
| # | Name | Total Patents |
|---|---|---|
| #1 | Schmidt Ferdinand | 20 |
| #2 | Eggersgluess Walter Dr | 7 |
| #3 | Ferdinand Schmidt | 2 |
| #4 | Stramm Cornelia | 1 |
| #5 | Munz Gunther | 1 |
| #6 | Berg Andrea | 1 |
| #7 | Eggersgluss Walter | 1 |
| #8 | Rausch Gerald | 1 |
| #9 | Rodler Norbert | 1 |
| #10 | Henning Hans-Martin | 1 |
| Publication | Filing date | Title |
|---|---|---|
| DE893928C | Process for processing agricultural waste products into digester gas and fertilizer in digesters | |
| US857761A | Massage apparatus. | |
| GB190705125A | Improvements in or relating to Massaging Apparatus. | |
| US785331A | Safety tap or cock. | |
| GB190411942A | Improved Safety Tap for Liquids or Gases. | |
| CA540755A | Method and apparatus for the processing of organic waste material |