| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Japan | 4 | |
| #2 | WIPO (World Intellectual Property Organization) | 4 | |
| #3 | United States | 2 | |
| #4 | Australia | 1 |
| # | Industry | |
|---|---|---|
| #1 | Telecommunications | |
| #2 | Digital networks | |
| #3 | IT methods for management | |
| #4 | Machines | |
| #5 | Computer technology |
| # | Name | Total Patents |
|---|---|---|
| #1 | Hagiwara Shu | 11 |
| #2 | Gohno Masateru | 1 |
| #3 | Nishio Suguru | 1 |
| Publication | Filing date | Title |
|---|---|---|
| JP2002152238A | Area communication network | |
| JP2002118676A | Telephone dismissing warning system | |
| JP2002118591A | External storage system of telephone number | |
| JP2001331498A | Article scrap system |