| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Republic of Korea | 15 | |
| #2 | China | 1 |
| # | Industry | |
|---|---|---|
| #1 | Optics | |
| #2 | Machines | |
| #3 | Mechanical elements | |
| #4 | Macromolecular chemistry and polymers | |
| #5 | Basic materials chemistry |
| # | Technology | |
|---|---|---|
| #1 | Electrography | |
| #2 | Shafts | |
| #3 | Shaping of plastics | |
| #4 | Unspecified technologies | |
| #5 | Fillers | |
| #6 | Special macromolecular compounds | |
| #7 | Coating compositions | |
| #8 | Optical systems |
| # | Name | Total Patents |
|---|---|---|
| #1 | Umeki Erika | 5 |
| #2 | Koyama Naoki | 4 |
| #3 | Okuda Mitsuru | 3 |
| #4 | Fukuzawa Satoshi | 2 |
| #5 | Inoue Syouji | 2 |
| #6 | Urano Ryuta | 2 |
| #7 | Mochizuki Kenichi | 2 |
| #8 | Okano Kouji | 2 |
| #9 | Imasaka Hiroshi | 2 |
| #10 | Yamamoto Arihiro | 2 |
| Publication | Filing date | Title |
|---|---|---|
| KR20130043586A | Internal antireflection blackening coating materia for optical devices | |
| KR20070094966A | Process for producing conductive rubber roller and roller for electrophotographic apparatus |