| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 20 | |
| #2 | Canada | 14 | |
| #3 | China | 9 | |
| #4 | EPO (European Patent Office) | 3 | |
| #5 | WIPO (World Intellectual Property Organization) | 3 | |
| #6 | Brazil | 2 | |
| #7 | Indonesia | 2 |
| # | Industry | |
|---|---|---|
| #1 | Civil engineering | |
| #2 | Machines | |
| #3 | Packaging and shipping | |
| #4 | Transport | |
| #5 | Mechanical elements |
| # | Technology | |
|---|---|---|
| #1 | Unspecified technologies | |
| #2 | Hinges for doors or windows | |
| #3 | Indexing scheme relating to hinges | |
| #4 | Lifting and pushing | |
| #5 | Bolts for doors or windows | |
| #6 | Wing fittings | |
| #7 | Unspecified technologies | |
| #8 | Locks | |
| #9 | Vehicle windows, roofs and doors | |
| #10 | Shafts |
| # | Name | Total Patents |
|---|---|---|
| #1 | Kikuchi Noriyuki | 14 |
| #2 | Ochiai Manabu | 13 |
| #3 | Matsuki Katsuhiro | 9 |
| #4 | Sasa Seiji | 5 |
| #5 | Murayama Yuji | 4 |
| #6 | Minegishi Yumiko | 3 |
| #7 | Kurosawa Kazuaki | 3 |
| #8 | Noriyuki Kikuchi | 2 |
| #9 | Yuji Murayama | 2 |
| #10 | Yoshida Kazuhiko | 2 |
| Publication | Filing date | Title |
|---|---|---|
| CN101553638A | Vehicular door-hinge device with checker | |
| BRPI0500249A | car door tester | |
| BRPI0500258A | car door tester | |
| US2006150367A1 | Door checker for automobile | |
| US2006150366A1 | Door checker for automobile | |
| CA2431353A1 | Checker-equipped door hinge | |
| CA2431295A1 | Checker-equipped door hinge |