| # | Country | Total Patents | |
|---|---|---|---|
| #1 | New Zealand | 3 | |
| #2 | Canada | 1 | |
| #3 | Switzerland | 1 | |
| #4 | Czechia | 1 | |
| #5 | EPO (European Patent Office) | 1 | |
| #6 | Spain | 1 | |
| #7 | Finland | 1 | |
| #8 | Norway | 1 | |
| #9 | Poland | 1 | |
| #10 | WIPO (World Intellectual Property Organization) | 1 |
| # | Industry | |
|---|---|---|
| #1 | Engines, pumps and turbines | |
| #2 | Mechanical elements |
| # | Technology | |
|---|---|---|
| #1 | Rotary pistons | |
| #2 | Gearing |
| # | Name | Total Patents |
|---|---|---|
| #1 | Hiscock Donald Clive | 12 |
| Publication | Filing date | Title |
|---|---|---|
| CH687411A5 | Transmission for use with rotary machine engines | |
| NZ232098A | Gearing with regular motion of one shaft causing irregular motion on a coupled shaft: for use with "cat and mouse" engine | |
| NZ227953A | Introducing natural or fuel gas into an i.c. engine through sparking plug or adaptor for same |