| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Japan | 235 |
| # | Industry | |
|---|---|---|
| #1 | Mechanical elements | |
| #2 | Civil engineering | |
| #3 | Environmental technology | |
| #4 | Machines |
| # | Technology | |
|---|---|---|
| #1 | Pipes | |
| #2 | Climate change adaptation technologies | |
| #3 | Domestic plumbing installations | |
| #4 | Fire-fighting | |
| #5 | Shaping of plastics |
| # | Name | Total Patents |
|---|---|---|
| #1 | Hayashi Nobuhiko | 55 |
| #2 | Imura Hajime | 53 |
| #3 | Futatsuya Shin | 15 |
| #4 | Kametani Toru | 14 |
| #5 | Ueno Akira | 14 |
| #6 | Hayakawa Koji | 13 |
| #7 | Nakamura Koichi | 13 |
| #8 | Nakano Shota | 12 |
| #9 | Iwahara Yoshiyuki | 11 |
| #10 | Nobeshima Daichi | 11 |
| Publication | Filing date | Title |
|---|---|---|
| JP2021004676A | Resin molding | |
| JP2021001685A | Pipe body connection device and seat member | |
| JP2020114987A | Plug socket for faucet | |
| JP2020112270A | Joint | |
| JP2020073825A | saddle | |
| JP2020073816A | Combination of stopcock and holder | |
| JP2020073811A | Fixing method of pipe joint | |
| JP2019171885A | Method of manufacturing pipe joint | |
| JP2021004613A | saddle | |
| JP2020197286A | Joint | |
| JP2019163860A | Set of pipe body connection device and fixing bracket | |
| JP2020183778A | Pipe joint | |
| JP2020153439A | Pipe joint | |
| JP2019108987A | Stop valve | |
| JP2020133805A | In-core for pipe member and pipe joint | |
| JP2019070448A | Pipe joint | |
| JP2019090540A | Joint for piping | |
| JP2020122508A | cover | |
| JP2020115025A | Tee joint | |
| JP2019056492A | Cover for pipe joint |