| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Japan | 40 | |
| #2 | Republic of Korea | 14 | |
| #3 | EPO (European Patent Office) | 12 | |
| #4 | United States | 12 | |
| #5 | Canada | 8 | |
| #6 | China | 1 | |
| #7 | WIPO (World Intellectual Property Organization) | 1 |
| # | Industry | |
|---|---|---|
| #1 | Civil engineering | |
| #2 | Machines | |
| #3 | Furniture and games | |
| #4 | Mechanical elements |
| # | Technology | |
|---|---|---|
| #1 | Hinges for doors or windows | |
| #2 | Indexing scheme relating to hinges | |
| #3 | Unspecified technologies | |
| #4 | Unspecified technologies | |
| #5 | Office furniture | |
| #6 | Wing fittings | |
| #7 | Doors and windows | |
| #8 | Nails | |
| #9 | Bolts for doors or windows | |
| #10 | Frames |
| # | Name | Total Patents |
|---|---|---|
| #1 | Toyama Hiroaki | 29 |
| #2 | Mazaki Yoshiyuki | 16 |
| #3 | Yamada Nobuyuki | 7 |
| #4 | Masuda Yukinori | 5 |
| #5 | Iinuma Yasuo | 5 |
| #6 | Ikeda Shohei | 4 |
| #7 | Harashima Eiichi | 3 |
| #8 | Tajima Takayuki | 3 |
| #9 | Tooyama Hiroaki | 3 |
| #10 | Higashi Chiyokazu | 3 |
| Publication | Filing date | Title |
|---|---|---|
| KR20130130486A | Device for closing open-close body | |
| KR20060134042A | Damping device | |
| WO9110031A1 | Hinge | |
| JPH03244775A | Guide roller mounting device | |
| JPH03241186A | Partition device | |
| JPH03236805A | Display shelf device | |
| JPH03228986A | Hinge | |
| JPH03208977A | Hinge | |
| JPH03208978A | Floor roller for sliding door | |
| JPH03208740A | Console box of automobile | |
| JPH03197783A | Hinge | |
| JPH03194083A | Hinge | |
| JPH03190702A | Correcting device for warp of plate body | |
| JPH03183882A | Hinge | |
| JPH03172476A | Hinge | |
| JPH03172477A | Hinge | |
| JPH03172474A | Hinge | |
| JPH03172475A | Hinge | |
| JPH0351491A | Hinge for linkage folding door | |
| JPH037108A | Assembly frame |