| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Japan | 20 |
| # | Industry | |
|---|---|---|
| #1 | Transport | |
| #2 | Civil engineering | |
| #3 | Machines | |
| #4 | Mechanical elements | |
| #5 | Packaging and shipping | |
| #6 | Machine tools |
| # | Technology | |
|---|---|---|
| #1 | Ships | |
| #2 | Earth drilling | |
| #3 | Unspecified technologies | |
| #4 | Transferring liquids | |
| #5 | Pipes | |
| #6 | Hydraulic engineering | |
| #7 | Springs | |
| #8 | Tools for connecting or disengaging | |
| #9 | Pistons and sealings |
| # | Name | Total Patents |
|---|---|---|
| #1 | Samueru Teyutsuson | 7 |
| #2 | Samueru Tsuson | 6 |
| #3 | Robeeru Bireen | 2 |
| #4 | Robeeru Biran | 2 |
| #5 | Robeeru Birain | 1 |
| #6 | Danieru Giroomu | 1 |
| #7 | Mishieru Pajieji | 1 |
| #8 | Robeeru Anri Biran | 1 |
| #9 | Rune Roaaru | 1 |
| #10 | Jiyan Pieeru Girarudei | 1 |