| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 5 | |
| #2 | EPO (European Patent Office) | 4 | |
| #3 | Australia | 3 | |
| #4 | Spain | 3 |
| # | Industry | |
|---|---|---|
| #1 | Machines | |
| #2 | Electrical machinery and energy | |
| #3 | Environmental technology |
| # | Name | Total Patents |
|---|---|---|
| #1 | Van Leeuwen Timothy O | 7 |
| #2 | Ray Charles A | 4 |
| #3 | Saarem Myrl J | 3 |
| #4 | Hobbs Jr Billy J | 2 |
| #5 | Carroll David T | 2 |
| #6 | Hobbs Billy J Jr | 2 |
| #7 | Leeuwen Timothy O Van | 2 |
| #8 | Hobbs Billy J | 1 |
| #9 | Van Leeuwen Thimothy O | 1 |
| #10 | Mcinnis Patrick M | 1 |
| Publication | Filing date | Title |
|---|---|---|
| EP0391622A2 | Irrigation sprinkler with an internal drive clutch | |
| US4919337A | Arc adjustment for irrigation sprinkler | |
| US4972993A | Vandal-proof oscillating irrigation sprinkler | |
| US4906901A | Power supply for outdoor lighting systems using high frequency | |
| US4795857A | Waterproof housing for the spliced ends of electrical cables | |
| US4790481A | Pop-up irrigation sprinkler |