| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Spain | 3 | |
| #2 | Australia | 1 | |
| #3 | Brazil | 1 | |
| #4 | Canada | 1 | |
| #5 | China | 1 | |
| #6 | Czechia | 1 | |
| #7 | EPO (European Patent Office) | 1 | |
| #8 | Israel | 1 | |
| #9 | Mexico | 1 | |
| #10 | WIPO (World Intellectual Property Organization) | 1 |
| # | Industry | |
|---|---|---|
| #1 | Engines, pumps and turbines | |
| #2 | Mechanical elements |
| # | Technology | |
|---|---|---|
| #1 | Lubricating of machines | |
| #2 | Lubricating |
| # | Name | Total Patents |
|---|---|---|
| #1 | Martinez Velazquez Manuel Jesu | 4 |
| #2 | Velazquez Manuel Jesus Martine | 3 |
| #3 | Martinez Velazquez Manuel J | 2 |
| Publication | Filing date | Title |
|---|---|---|
| IL107073D0 | System for expediting the exchange of motor oil and/or the oil filter of combustion engines | |
| ES2097682A1 | Improvements introduced in the patent of invention n p-9201887 by: installation incorporated in motor vehicles for the emptying and automatic filling of crankcase oil. | |
| ES2078136A1 | Oil and filter change system. |