| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Japan | 31 |
| # | Industry | |
|---|---|---|
| #1 | Civil engineering |
| # | Technology | |
|---|---|---|
| #1 | Bolts for doors or windows |
| # | Name | Total Patents |
|---|---|---|
| #1 | Yamamoto Manabu | 11 |
| #2 | Itagaki Sadatake | 6 |
| #3 | Asai Takeshi | 4 |
| #4 | Isashi Hideto | 2 |
| #5 | Akahori Hiroshi | 2 |
| #6 | Itagaki Sadao | 2 |
| #7 | Tochigi Kazuo | 2 |
| #8 | Nagashima Minoru | 2 |
| #9 | Tochigi Nobuo | 1 |
| #10 | Sakai Nagamasa | 1 |
| Publication | Filing date | Title |
|---|---|---|
| JP2000179194A | Handle device with cylinder lock | |
| JP2000160891A | Locking device | |
| JP2000104433A | Lock device | |
| JP2000048622A | Illumination light cover fixing device | |
| JP2000017925A | Handle device for opening and closing door | |
| JP2000008683A | Stay | |
| JPH11350806A | Cylinder lock | |
| JPH11200688A | Locking device | |
| JPH1193467A | Locking device with unlocking mechanism | |
| JPH1162335A | Locking device for door | |
| JPH10317760A | Locking device | |
| JPH10159417A | Locking device | |
| JPH10159404A | Lock device for door | |
| JPH1085116A | Hanger buried in wall | |
| JPH1025941A | Door locking device | |
| JPH101962A | Locking device | |
| JPH09287327A | Planar handle | |
| JPH09280241A | Plain washer | |
| JPH09268584A | Locking device | |
| JPH09256402A | Locking device |