| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Japan | 81 | |
| #2 | United Kingdom | 6 | |
| #3 | United States | 3 | |
| #4 | Canada | 1 | |
| #5 | Hong Kong | 1 |
| # | Industry | |
|---|---|---|
| #1 | Furniture and games | |
| #2 | Machines | |
| #3 | Mechanical elements |
| # | Technology | |
|---|---|---|
| #1 | Domestic washing | |
| #2 | Unspecified technologies | |
| #3 | Pipes | |
| #4 | Household appliances | |
| #5 | Furniture for children |
| # | Name | Total Patents |
|---|---|---|
| #1 | Yamashita Shusuke | 25 |
| #2 | Yamashita Sekiko | 20 |
| #3 | Saito Masaki | 9 |
| #4 | Suzuki Takuo | 6 |
| #5 | Nakada Shigeki | 5 |
| #6 | Hakamata Maki | 5 |
| #7 | Takashima Yukari | 4 |
| #8 | Matsuura Shigeyuki | 4 |
| #9 | Yagi Taeko | 3 |
| #10 | Taguchi Shingo | 2 |
| Publication | Filing date | Title |
|---|---|---|
| JP2021007925A | Cleaner | |
| JP2020185519A | Water-removing squeegee | |
| JP2020058408A | Cleaning tool | |
| JP2020010826A | Flooring wiper | |
| JP2019013387A | Cleaning tool | |
| JP2017060610A | Carpet cleaning tool | |
| JP2017046795A | shower head | |
| JP2017006477A | Flooring wiper | |
| JP2017000384A | Flooring wiper | |
| JP2017000383A | Cleaning tool | |
| JP2015024047A | Cleaning tool | |
| JP2014204790A | Adhesive tape roll for carpet roller cleaner | |
| JP2012231976A | Grip for dumbbell, and the dumbbell | |
| JP2011115463A | Hygienic mask for sleeping | |
| JP2011056409A | Cleaning tool for drain pipe | |
| JP2011024880A | Wiper for slat glass of louver window | |
| JP2010069238A | Cleaner | |
| JP2009261457A | Sponge wiper storage case | |
| JP2009178294A | Hanger made of sponge | |
| JP2009106504A | Cleaning implement and its manufacturing method |