| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Republic of Korea | 29 | |
| #2 | China | 13 | |
| #3 | United States | 13 |
| # | Industry | |
|---|---|---|
| #1 | Measurement | |
| #2 | Chemical engineering | |
| #3 | Machines | |
| #4 | Consumer goods | |
| #5 | Packaging and shipping | |
| #6 | IT methods for management | |
| #7 | Thermal processes | |
| #8 | Civil engineering |
| # | Technology | |
|---|---|---|
| #1 | Analysing materials | |
| #2 | Chemical or physical laboratory devices | |
| #3 | Unspecified technologies | |
| #4 | Closing and opening bottles | |
| #5 | Books | |
| #6 | Foundations and excavations | |
| #7 | Data processing systems | |
| #8 | Filing and indexing | |
| #9 | Special books | |
| #10 | Domestic stoves |
| # | Name | Total Patents |
|---|---|---|
| #1 | Itoh Teruaki | 42 |
| #2 | Teruaki Itoh | 13 |