| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 14 |
| # | Industry | |
|---|---|---|
| #1 | Machines | |
| #2 | Civil engineering | |
| #3 | Engines, pumps and turbines | |
| #4 | Consumer goods | |
| #5 | Control | |
| #6 | Mechanical elements | |
| #7 | Agriculture |
| # | Technology | |
|---|---|---|
| #1 | Unspecified technologies | |
| #2 | Unspecified technologies | |
| #3 | Locks | |
| #4 | Cooling of machines | |
| #5 | Laundering textiles | |
| #6 | Money sorting | |
| #7 | Belts or cables for driving | |
| #8 | Hinges for doors or windows | |
| #9 | Bolts for doors or windows | |
| #10 | Animal catching |
| # | Name | Total Patents |
|---|---|---|
| #1 | Malacheski Joseph J | 14 |
| #2 | Zenda Richard J | 9 |
| #3 | Stelmack Edward A | 1 |
| #4 | Stelmack Edward | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US4222171A | Drafting instrument | |
| US4196603A | Combination push-button lock | |
| US4193165A | Hinge construction | |
| US4173292A | Valved closure for a pressure vessel | |
| US4224854A | Sheet cutting and scoring device and method | |
| US4147273A | Radiator valved closure | |
| US4254537A | Line tightener | |
| US4132027A | Insect capturing device | |
| US4109668A | Coin counter | |
| US4106747A | Valve construction | |
| US4043159A | Padlock construction | |
| US4127339A | Dispenser package for fluent material | |
| US4011636A | Clip construction | |
| US4012064A | Door lock |