| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Sweden | 12 | |
| #2 | France | 7 | |
| #3 | Germany | 6 | |
| #4 | United Kingdom | 6 | |
| #5 | United States | 5 | |
| #6 | Japan | 4 | |
| #7 | EPO (European Patent Office) | 2 | |
| #8 | USSR (Union of Socialist Soviet Republics) | 2 | |
| #9 | Argentina | 1 | |
| #10 | Austria | 1 | |
| #11 | Australia | 1 | |
| #12 | Brazil | 1 | |
| #13 | Canada | 1 | |
| #14 | Spain | 1 | |
| #15 | Italy | 1 | |
| #16 | Mexico | 1 | |
| #17 | Netherlands | 1 | |
| #18 | Poland | 1 | |
| #19 | WIPO (World Intellectual Property Organization) | 1 |
| # | Industry | |
|---|---|---|
| #1 | Electrical machinery and energy | |
| #2 | Environmental technology | |
| #3 | Materials and metallurgy | |
| #4 | Machines | |
| #5 | Surface technology and coating |
| # | Name | Total Patents |
|---|---|---|
| #1 | Vigerstol Ole Kjell | 4 |
| #2 | Swenne Lars Harry | 3 |
| #3 | Elfwing Erik Wiktor | 3 |
| #4 | Frode Per E L | 3 |
| #5 | Frode Per Enar Lennart | 3 |
| #6 | Olsson Karl B R | 3 |
| #7 | Olsson Karl Birger Roland | 3 |
| #8 | Norling Sten B C | 2 |
| #9 | Rydberg Jan Helge Arnold | 2 |
| #10 | Reinhardt Hans | 2 |
| Publication | Filing date | Title |
|---|---|---|
| EP0028591A1 | Method of uninterrupted operation of a current supply installation and apparatus for the method | |
| GB2017759A | Sintered porous nickel electrode production | |
| SE7804906L | SEPRATOR FOR A PLAN MAIN VERTICAL ELECTRODE PLATE IN AN ACCUMULATOR MADE OF ELECTRICALLY INSULATING MATERIAL AND INCLUDING TWO VERTICAL U-SHAPED EDGE INSULATION RAILS | |
| GB1523566A | Porous electrode body for electrical accumulators | |
| US4064332A | Method of manufacturing a nickel hydroxide electrode | |
| GB1515602A | Perforated steel bands for electrode pockets of electrical accumulators | |
| US4053553A | Method for selective recovery of cadmium from cadmium-bearing waste |