| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 7 | |
| #2 | Germany | 6 | |
| #3 | United Kingdom | 3 | |
| #4 | Australia | 1 | |
| #5 | Canada | 1 | |
| #6 | France | 1 | |
| #7 | Sweden | 1 |
| # | Industry | |
|---|---|---|
| #1 | Furniture and games | |
| #2 | Textiles and paper | |
| #3 | Consumer goods |
| # | Technology | |
|---|---|---|
| #1 | Domestic washing | |
| #2 | Office furniture | |
| #3 | Brushes | |
| #4 | Production of brushes |
| # | Name | Total Patents |
|---|---|---|
| #1 | Kobayashi Kiyoshi | 8 |
| #2 | Ando Masumi | 6 |
| #3 | Saeki Kimihiro | 6 |
| #4 | Larsen Johan M | 3 |
| #5 | Cowdery Ray | 3 |
| #6 | Saito Gunsei | 2 |
| #7 | Tsuchiya Toshihiro | 1 |
| #8 | Suga Shuji | 1 |
| #9 | Larsen J M | 1 |
| #10 | Cowdery R | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US4573230A | Vertically moving mechanism for rotor brush in manual cleaner | |
| GB8332636D0 | Rotary cleaning member | |
| US4460145A | Book-holder | |
| US4379355A | Washing machine for hollowwares | |
| US4170803A | Floor sweeper having a pivotable handle | |
| US4173054A | Floor sweeper | |
| US4106151A | Carpet sweeper |