| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Germany | 12 | |
| #2 | Switzerland | 4 | |
| #3 | France | 4 | |
| #4 | United States | 4 | |
| #5 | Canada | 3 | |
| #6 | United Kingdom | 2 | |
| #7 | Austria | 1 | |
| #8 | Australia | 1 | |
| #9 | Spain | 1 | |
| #10 | Netherlands | 1 |
| # | Industry | |
|---|---|---|
| #1 | Civil engineering | |
| #2 | Machines | |
| #3 | Mechanical elements | |
| #4 | Furniture and games | |
| #5 | Machine tools |
| # | Technology | |
|---|---|---|
| #1 | Unspecified technologies | |
| #2 | Ladders | |
| #3 | Shafts | |
| #4 | Chairs and beds | |
| #5 | Hinges for doors or windows | |
| #6 | Working stone | |
| #7 | Indexing scheme relating to hinges | |
| #8 | Accessories for machine tools | |
| #9 | Veneer production | |
| #10 | Wood saws |
| # | Name | Total Patents |
|---|---|---|
| #1 | Mayer Otto | 23 |
| #2 | Otto Mayer | 3 |
| #3 | Mayer O | 1 |
| #4 | Schelling Edmund | 1 |
| Publication | Filing date | Title |
|---|---|---|
| CA990023A | Lockable hinged joint | |
| US3879146A | Joint | |
| GB1280171A | Automatically lockable hinges | |
| AU521512B | Machine fop working stones | |
| US1077846A | Coin-controlled locker. | |
| GB191209160A | Machine for Dressing Stones. | |
| US1187854A | Machine for dressing stones. | |
| CA905062A | Automatically interlockable hinge fitting |