| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 46 | |
| #2 | United Kingdom | 6 |
| # | Industry | |
|---|---|---|
| #1 | Consumer goods | |
| #2 | Machines | |
| #3 | Control | |
| #4 | Packaging and shipping | |
| #5 | Audio-visual technology | |
| #6 | Foods and drinks | |
| #7 | Furniture and games |
| # | Technology | |
|---|---|---|
| #1 | Hand carried bags | |
| #2 | Unspecified technologies | |
| #3 | Teaching materials | |
| #4 | Advertising | |
| #5 | Containers for goods storage | |
| #6 | Closing and opening bottles | |
| #7 | Writing or drawing tools | |
| #8 | Household appliances | |
| #9 | Unspecified technologies | |
| #10 | Bakery products |
| # | Name | Total Patents |
|---|---|---|
| #1 | Charles Lorber | 46 |
| Publication | Filing date | Title |
|---|---|---|
| US2459231A | Combination quiz device | |
| US2471223A | Self-quiz device | |
| US2422491A | Self-quiz device | |
| US2394247A | Knowledge testing device | |
| US2380657A | Self-quiz test device | |
| US2305972A | Creased sheet for knowledge tests | |
| US2236194A | Finger cushion pencil holder | |
| US2173451A | Finger fitting holder | |
| US2068497A | Tracing chart | |
| GB411964A | Tracing chart | |
| US1920704A | Tracing chart | |
| US1887163A | Tracing chart | |
| US1887162A | Method and means for packaging biscuit dough | |
| US1887160A | Tracing chart | |
| US1904741A | Method and means for packeting dough | |
| US1887161A | Tracing chart | |
| US1858932A | Channel key plate | |
| US1861124A | Biscuit package | |
| US1837783A | Can opener | |
| US1923986A | Combination ice pick |