| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Japan | 3,318 | |
| #2 | China | 68 | |
| #3 | Taiwan | 53 | |
| #4 | United States | 32 | |
| #5 | Singapore | 24 | |
| #6 | Hong Kong | 18 | |
| #7 | United Kingdom | 15 | |
| #8 | Germany | 12 | |
| #9 | EPO (European Patent Office) | 7 | |
| #10 | Brazil | 4 | |
| #11 | Indonesia | 4 | |
| #12 | Malaysia | 4 | |
| #13 | WIPO (World Intellectual Property Organization) | 2 |
| # | Industry | |
|---|---|---|
| #1 | Civil engineering | |
| #2 | Environmental technology | |
| #3 | Machines |
| # | Name | Total Patents |
|---|---|---|
| #1 | Himeno Masaru | 145 |
| #2 | Arakawa Tetsuya | 129 |
| #3 | Matsumura Shingo | 106 |
| #4 | Takenaga Saiji | 78 |
| #5 | Horii Takashi | 78 |
| #6 | Sudo Ryohei | 74 |
| #7 | Mizukami Shuichi | 66 |
| #8 | Shirahama Tomohiko | 64 |
| #9 | Hiraki Yoshitaka | 62 |
| #10 | Takahashi Shoji | 57 |
| Publication | Filing date | Title |
|---|---|---|
| JP2020204258A | Fitting | |
| JP2020159186A | Continuous window | |
| JP2020159185A | Refurbishment fitting | |
| JP2020165306A | Fitting | |
| JP2020122387A | Fitting | |
| JP2020076316A | Eave | |
| JP2020076314A | Fittings | |
| JP2020076315A | Fittings | |
| JP2020197110A | Face material construction device and face material construction method | |
| JP2019218858A | Door body and fixture | |
| JP2020076296A | Fitting | |
| JP2021008784A | Curtain wall unit | |
| JP2021008714A | Joinery | |
| JP2021004481A | Fitting | |
| JP2021003741A | Fastening tool | |
| JP2021004459A | Screwing part structure of screw and fixing structure of fixed member | |
| JP2021004457A | Net material and screen door | |
| JP2021004612A | Water stop screw | |
| JP2021004458A | Net material and screen door | |
| JP2021004448A | Screwing part structure of screw |