| # | Country | Total Patents | |
|---|---|---|---|
| #1 | China | 9 | |
| #2 | United States | 6 | |
| #3 | United Kingdom | 3 | |
| #4 | Japan | 3 | |
| #5 | Germany | 2 | |
| #6 | Australia | 1 | |
| #7 | Brazil | 1 | |
| #8 | Canada | 1 | |
| #9 | EPO (European Patent Office) | 1 | |
| #10 | Finland | 1 | |
| #11 | Israel | 1 | |
| #12 | Mexico | 1 | |
| #13 | Norway | 1 | |
| #14 | Poland | 1 | |
| #15 | Taiwan | 1 | |
| #16 | WIPO (World Intellectual Property Organization) | 1 |
| # | Industry | |
|---|---|---|
| #1 | Machine tools | |
| #2 | Textiles and paper | |
| #3 | Machines | |
| #4 | Engines, pumps and turbines | |
| #5 | Electrical machinery and energy | |
| #6 | Audio-visual technology |
| # | Technology | |
|---|---|---|
| #1 | Punching metal | |
| #2 | Unspecified technologies | |
| #3 | Reproduction of printing surfaces | |
| #4 | Rotary pistons | |
| #5 | Accessories for machine tools | |
| #6 | Dynamo-electric machines | |
| #7 | Metal-working | |
| #8 | Rotary-pistons | |
| #9 | Typewriters | |
| #10 | Television |
| # | Name | Total Patents |
|---|---|---|
| #1 | Werner John A | 11 |
| #2 | Hoffmann Ralph | 4 |
| #3 | Hoffmann Ralph M | 4 |
| #4 | Rorke T P | 2 |
| #5 | Dunley T J | 1 |
| #6 | Jiyon Ei Ueenaa | 1 |
| #7 | Lanlais E L Ii | 1 |
| #8 | Kabaner G E | 1 |
| #9 | Luiss T E | 1 |
| #10 | Sosa J G | 1 |
| Publication | Filing date | Title |
|---|---|---|
| WO2009082483A1 | System and method of forming an article, and an article formed thereby | |
| US5235837A | Fabrication of pressure vessels | |
| IL101511D0 | Fabrication of pressure vessels | |
| US5046932A | Rotary epitrochoidal compressor | |
| JPH01305101A | Outer envelope trochoidal rotary device with rotor formed by two parts | |
| GB8807465D0 | Apparatus and method for machining a trochoidal rotor | |
| US4827983A | Swiveling mount for the outlet of a pressure vessel | |
| US4721445A | Outer envelope trochoidal rotary device having a rotor assembly having peripheral reliefs | |
| US4778362A | Outer envelope trochoidal rotary device having a two piece rotor assembly |