| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Germany | 5 | |
| #2 | Italy | 5 | |
| #3 | United States | 5 | |
| #4 | France | 4 |
| # | Industry | |
|---|---|---|
| #1 | Measurement | |
| #2 | Transport |
| # | Name | Total Patents |
|---|---|---|
| #1 | Allemano Emilio | 13 |
| Publication | Filing date | Title |
|---|---|---|
| US2011138922A1 | Scuba diving air tank gauge | |
| US4491015A | Combined instrument system for divers | |
| US4520668A | Manometric instrument for underwater diving | |
| FR2513774A1 | Diving watch | |
| DE3228144A1 | UNDERWATER DISPLAY INSTRUMENT FOR COMBINED READING OF DIVE TIME, DEPTH AND DECOMPRESSION TIME | |
| US4494407A | Depthometer for underwater diving | |
| IT8168577D0 | Combined underwater watch and depth indicator |