| # | Country | Total Patents | |
|---|---|---|---|
| #1 | China | 90 |
| # | Industry | |
|---|---|---|
| #1 | Measurement | |
| #2 | Thermal processes | |
| #3 | Mechanical elements | |
| #4 | Machines |
| # | Name | Total Patents |
|---|---|---|
| #1 | Hiroyuki Kato | 4 |
| #2 | Seiichiro Kinugasa | 3 |
| #3 | Shigeru Aoshima | 3 |
| #4 | Norio Kikuchi | 3 |
| #5 | Manabu Muraoka | 3 |
| #6 | Mizutaka Jun | 3 |
| #7 | Tetsuya Yamada | 3 |
| #8 | Toru Yamaguchi | 3 |
| #9 | Tatsuya Ueno | 3 |
| #10 | Atsushi Kato | 3 |
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