| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Sweden | 4 | |
| #2 | EPO (European Patent Office) | 2 | |
| #3 | United States | 2 | |
| #4 | WIPO (World Intellectual Property Organization) | 2 | |
| #5 | Brazil | 1 | |
| #6 | Canada | 1 | |
| #7 | Denmark | 1 | |
| #8 | Italy | 1 | |
| #9 | Norway | 1 |
| # | Industry | |
|---|---|---|
| #1 | Electrical machinery and energy | |
| #2 | Environmental technology |
| # | Technology | |
|---|---|---|
| #1 | Circuits for supplying electric power | |
| #2 | Climate change mitigation in transportation |
| # | Name | Total Patents |
|---|---|---|
| #1 | Wahlstroem Tommy | 7 |
| #2 | Wahlstrom Tommy | 6 |
| #3 | Tommy Wahlstrom | 1 |
| Publication | Filing date | Title |
|---|---|---|
| WO8601948A1 | Method for the cyclical trickle charging of a chargeable battery intended for emergency operation | |
| CA1222792A | Method for recharging a rechargeable battery | |
| BR8307716A | Process for recharging a rechargeable battery and charging regulator used in it |