| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 4 | |
| #2 | Japan | 2 | |
| #3 | China | 1 | |
| #4 | EPO (European Patent Office) | 1 | |
| #5 | Italy | 1 | |
| #6 | Taiwan | 1 | |
| #7 | WIPO (World Intellectual Property Organization) | 1 |
| # | Industry | |
|---|---|---|
| #1 | Machines | |
| #2 | Materials and metallurgy | |
| #3 | Surface technology and coating | |
| #4 | Weapons |
| # | Technology | |
|---|---|---|
| #1 | Foundry moulding | |
| #2 | Shaping of plastics | |
| #3 | Fillers | |
| #4 | Electrolytic coating production | |
| #5 | Casting metal | |
| #6 | Weapon sights |
| # | Name | Total Patents |
|---|---|---|
| #1 | Yasui Shozui | 9 |
| #2 | Kotoda Tetsuya | 3 |
| #3 | Yasui Akimizu | 2 |
| Publication | Filing date | Title |
|---|---|---|
| JP2003311794A | Injection molding machine for lost wax casting and injection molding method for lost wax casting | |
| JP2002254137A | Injection molding apparatus and mold for investment casting | |
| EP0727511A1 | Method of producing hollow electroformed product of precious metal | |
| US5452754A | Centrifugal casting apparatus | |
| US4948359A | Mold holding and positioning means for use with wax injector | |
| US4317288A | Archery mounting device and sight support |