| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Japan | 12 |
| # | Industry | |
|---|---|---|
| #1 | Machines | |
| #2 | Audio-visual technology | |
| #3 | Machine tools | |
| #4 | Civil engineering |
| # | Technology | |
|---|---|---|
| #1 | Unspecified technologies | |
| #2 | Milling | |
| #3 | Loudspeakers and microphones | |
| #4 | Locks |
| # | Name | Total Patents |
|---|---|---|
| #1 | Chin Oumatsu | 7 |
| #2 | Chin Osho | 5 |
| #3 | Rin Kinryu | 1 |
| #4 | Chen Jianzhu | 1 |
| Publication | Filing date | Title |
|---|---|---|
| JP2017137940A | Pipe joint engagement lever | |
| JP2013244536A | Locking lever for pipe joint | |
| JP2012013128A | Manual lever for hose joint | |
| JP2004044292A | Flexible shackle lock with replaceable shackle and replaceable lock core | |
| JP2003129722A | Padlock | |
| JP2002205215A | Gear cutting machine | |
| JP2001295527A | Lock device | |
| JP2001082017A | Pad lock | |
| JP2000308169A | Cabinet structure for separate type wide angle surround speaker system | |
| JP2000192700A | Key structure equipped with three-dimensionally arranged indents | |
| JP2000045603A | Manufacture of padlock | |
| JP2000008678A | Padlock |