| # | Country | Total Patents | |
|---|---|---|---|
| #1 | WIPO (World Intellectual Property Organization) | 6 | |
| #2 | China | 2 | |
| #3 | Republic of Korea | 2 | |
| #4 | EPO (European Patent Office) | 1 | |
| #5 | Taiwan | 1 | |
| #6 | United States | 1 |
| # | Industry | |
|---|---|---|
| #1 | Machine tools | |
| #2 | Furniture and games | |
| #3 | Medical technology |
| # | Technology | |
|---|---|---|
| #1 | Household appliances | |
| #2 | Making needles | |
| #3 | Diagnosis and surgery | |
| #4 | Forging | |
| #5 | Grinding or polishing devices | |
| #6 | Metal wire processing |
| # | Name | Total Patents |
|---|---|---|
| #1 | Nakayama Shinichiro | 13 |
| #2 | Nakayama Yokichi | 8 |
| Publication | Filing date | Title |
|---|---|---|
| WO2012035655A1 | Method of producing eyeless surgical needle, eyeless surgical needle, and resistance-butt welder for producing eyeless surgical needle | |
| WO2010035360A1 | Pillow | |
| WO2010067402A1 | Pillow | |
| WO2010067401A1 | Pillow | |
| KR20070038949A | Pillow |