| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Japan | 1,490 | |
| #2 | United States | 222 | |
| #3 | EPO (European Patent Office) | 168 | |
| #4 | WIPO (World Intellectual Property Organization) | 127 | |
| #5 | Republic of Korea | 114 | |
| #6 | China | 112 | |
| #7 | Taiwan | 61 | |
| #8 | Canada | 20 | |
| #9 | Australia | 4 | |
| #10 | Germany | 3 | |
| #11 | Brazil | 2 | |
| #12 | Ireland | 2 | |
| #13 | New Zealand | 2 | |
| #14 | United Kingdom | 1 | |
| #15 | Russian Federation | 1 | |
| #16 | Singapore | 1 |
| # | Industry | |
|---|---|---|
| #1 | Mechanical elements | |
| #2 | Textiles and paper | |
| #3 | Machines | |
| #4 | Engines, pumps and turbines | |
| #5 | Environmental technology |
| # | Technology | |
|---|---|---|
| #1 | Pistons and sealings | |
| #2 | Pipes | |
| #3 | Pumps | |
| #4 | Unspecified technologies | |
| #5 | Reduction of greenhouse gas emissions | |
| #6 | Special textiles | |
| #7 | Unspecified technologies | |
| #8 | Yarns and threads | |
| #9 | Climate change mitigation in goods production | |
| #10 | Laces and braids |
| # | Name | Total Patents |
|---|---|---|
| #1 | Ueda Takahisa | 299 |
| #2 | Nishio Kiyoshi | 136 |
| #3 | Koike Tomoyuki | 123 |
| #4 | Fujiwara Masaru | 123 |
| #5 | Yamada Masateru | 111 |
| #6 | Nakano Atsushi | 111 |
| #7 | Miyamoto Masaki | 110 |
| #8 | Iida Toshihide | 105 |
| #9 | Fujii Makoto | 93 |
| #10 | Yano Kichiya | 88 |
| Publication | Filing date | Title |
|---|---|---|
| WO2021049115A1 | Bellows pump device | |
| JP2020114027A | Planar antenna and antenna device | |
| WO2020246070A1 | Rolling diaphragm pump | |
| WO2020217647A1 | Rolling diaphragm pump | |
| JP2019207031A | Rotary joint | |
| JP2021009972A | Heat conductive molded body | |
| JP2021004643A | Joint | |
| JP2021004644A | Joint | |
| JP2021004642A | Joint | |
| JP2019152339A | Resin pipe joint | |
| JP2019178783A | Resin pipe joint | |
| JP2019152338A | Resin pipe joint | |
| JP2019178782A | Resin pipe joint | |
| WO2020044727A1 | Flow passage joint structure | |
| JP2020197258A | mechanical seal | |
| JP2020186804A | Rotary joint | |
| JP2020176634A | Diaphragm and fluid device | |
| JP2020169712A | Sliding bearing | |
| JP2020169690A | Shaft sealing device | |
| JP2020165467A | Slide material, bearing device and slide material manufacturing method |