| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 7 | |
| #2 | Australia | 1 | |
| #3 | Canada | 1 | |
| #4 | EPO (European Patent Office) | 1 | |
| #5 | WIPO (World Intellectual Property Organization) | 1 |
| # | Industry | |
|---|---|---|
| #1 | Agriculture | |
| #2 | Electrical machinery and energy | |
| #3 | Transport | |
| #4 | Packaging and shipping | |
| #5 | Machines | |
| #6 | Consumer goods |
| # | Name | Total Patents |
|---|---|---|
| #1 | Wolfgram Kirk W | 5 |
| #2 | Bros Robert M | 5 |
| #3 | Madson Peter B | 5 |
| #4 | Zien Jerry J | 3 |
| #5 | Goff John W | 2 |
| #6 | Plekkenpol Wayne A | 1 |
| #7 | Friberg Nathan J | 1 |
| #8 | Floer Kenneth C | 1 |
| #9 | Nelson Eugene R | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US7578411B1 | Bucket bail grip | |
| US7438300B1 | Hand truck with pivotal retainer | |
| US7624706B1 | Animal sorting paddle having a paddle head with an angled tip | |
| US2004124237A1 | Stock prod | |
| US3363790A | Vehicle mounted container handling equipment | |
| US2669220A | Guard for poultry drinking fountain bowls | |
| US2613311A | Electrical heating device for poultry watering bowls |