| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Japan | 7 | |
| #2 | China | 4 | |
| #3 | Republic of Korea | 4 | |
| #4 | EPO (European Patent Office) | 1 | |
| #5 | United States | 1 |
| # | Industry | |
|---|---|---|
| #1 | Mechanical elements | |
| #2 | Packaging and shipping | |
| #3 | Agriculture | |
| #4 | Machine tools |
| # | Technology | |
|---|---|---|
| #1 | Clutches and brakes | |
| #2 | Horticulture | |
| #3 | Containers for goods storage | |
| #4 | Making gears or toothed racks |
| # | Name | Total Patents |
|---|---|---|
| #1 | Miyagawa Tetsuya | 6 |
| #2 | Miyakawa Tetsuya | 6 |
| #3 | Terado Hitoshi | 5 |
| #4 | Fukuda Kazuichi | 5 |
| #5 | Tetsuya Miyakawa | 2 |
| #6 | Hirata Susumu | 2 |
| #7 | Yoshino Hidehiro | 2 |
| #8 | Ohshima Fumihiro | 1 |
| #9 | Susumu Hirata | 1 |
| #10 | Kazuichi Fukuda | 1 |
| Publication | Filing date | Title |
|---|---|---|
| KR20120075367A | Gear coupling and manufacturing method therefor | |
| JP2012149762A | Gear coupling and method of manufacturing the same | |
| JP2013087777A | Flexible coupling | |
| JP2011179670A | Disk-type flexible coupling | |
| JP2009103160A | Flexible coupling | |
| JP2009052580A | Deflective shaft coupling | |
| JP2006275079A | Flexible shaft joint | |
| JP2005291238A | Flexible shaft joint |