| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 3 | |
| #2 | Canada | 2 | |
| #3 | United Kingdom | 2 | |
| #4 | Argentina | 1 | |
| #5 | Austria | 1 | |
| #6 | Australia | 1 | |
| #7 | Belgium | 1 | |
| #8 | Brazil | 1 | |
| #9 | Switzerland | 1 | |
| #10 | German Democratic Republic | 1 | |
| #11 | Germany | 1 | |
| #12 | EPO (European Patent Office) | 1 | |
| #13 | Spain | 1 | |
| #14 | Ireland | 1 | |
| #15 | Israel | 1 | |
| #16 | India | 1 | |
| #17 | Italy | 1 | |
| #18 | Japan | 1 | |
| #19 | Mexico | 1 | |
| #20 | New Zealand | 1 | |
| #21 | USSR (Union of Socialist Soviet Republics) | 1 | |
| #22 | South Africa | 1 |
| # | Industry | |
|---|---|---|
| #1 | Machines | |
| #2 | Optics | |
| #3 | Medical technology |
| # | Technology | |
|---|---|---|
| #1 | Producing goods from plastic | |
| #2 | Shaping of plastics | |
| #3 | Unspecified technologies | |
| #4 | Certain plastics | |
| #5 | Fillers | |
| #6 | Optical systems | |
| #7 | Operating tables |
| # | Name | Total Patents |
|---|---|---|
| #1 | Shepherd Thomas H | 11 |
| #2 | Shepherd T | 2 |
| #3 | Shepherd T H | 1 |
| #4 | Sheperd Tomas Kh | 1 |
| #5 | Tomasu Eichi Shiepado | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US4815690A | Apparatus for the production of monolithic intraocular implants | |
| CA1092308A | Apparatus for the production of contact lenses and process for the utilization thereof | |
| US4208364A | Process for the production of contact lenses | |
| DD133541A5 | Press form and method for the production of contact scales | |
| US4121896A | Apparatus for the production of contact lenses | |
| GB1484008A | Bed pans |