| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Japan | 4 | |
| #2 | EPO (European Patent Office) | 3 | |
| #3 | China | 2 | |
| #4 | United States | 2 | |
| #5 | Republic of Korea | 1 |
| # | Industry | |
|---|---|---|
| #1 | Measurement | |
| #2 | Optics |
| # | Name | Total Patents |
|---|---|---|
| #1 | Honda Umehiko | 8 |
| #2 | Sakashita Ryuichi | 7 |
| #3 | Hanashima Masakazu | 5 |
| #4 | Yo Haruo | 4 |
| #5 | Takada Tomomi | 4 |
| #6 | Seo Kazuhiro | 3 |
| #7 | Ichimoto Kiyoshi | 3 |
| #8 | Yoshimura Kensho | 3 |
| #9 | Ryuichi Sakashita | 2 |
| #10 | Umehiko Honda | 2 |
| Publication | Filing date | Title |
|---|---|---|
| JP2020094888A | Reflection type strain detector | |
| JP2017044797A | Wavelength variable filter | |
| JP2015148572A | Strain inspection device | |
| EP2554963A2 | Strain inspection apparatus for transparent materials | |
| JP2001318056A | Float glass tin-stuck surface discrimination device |