| 1.
| Oh Keum Kwon |
🇰🇷 Seoul, South Korea |
1 |
| 2.
| Oh Kwang Seok |
🇰🇷 Busan, South Korea |
1 |
| 3.
| OHK DESIGN, LLC |
🇺🇸 AUSTIN, TX, United States |
1 |
| 4.
| OHK MEDICAL DEVICES, LTD. |
🇮🇱 , Israel |
1 |
| 5.
| OHK MEDICAL DEVICES, LTD. |
🇮🇱 Haifa, Israel |
10 |
| 6.
| OHK RESEARCH INSTITUTE |
🇯🇵 Ichinomiya-shi, Japan |
1 |
| 7.
| Ohkawa & Co., Ltd. |
🇯🇵 Osaka, Japan |
2 |
| 8.
| Ohkawa & Co., Ltd. |
🇯🇵 Toyonaka-city, Japan |
2 |
| 9.
| Ohkawa Mold Designs & Engineering Co., Ltd. |
🇯🇵 Oita-ken, Japan |
1 |
| 10.
| OHKAWARA KAKOHKI CO., LTD. |
🇯🇵 Kanagawa, Japan |
2 |
| 11.
| OHKAWARA KAKOHKI CO., LTD. |
🇯🇵 , Japan |
2 |
| 12.
| Ohkei Optical Co., Ltd. |
🇯🇵 Chiba, Japan |
1 |
| 13.
| Ohken Co. Ltd. |
🇯🇵 Chiyoda-Ku, Tokyo, Japan |
1 |
| 14.
| OHKEN CO., LTD. |
🇯🇵 Tokyo, Japan |
1 |
| 15.
| OHKI CO., LTD. |
🇯🇵 Osaka-shi, Osaka, Japan |
12 |
| 16.
| OHKI CO., LTD. |
🇯🇵 Osaka, Japan |
8 |
| 17.
| OHKI CO., LTD. |
🇯🇵 Osaka-shi, Japan |
8 |
| 18.
| Ohki YAMADA |
🇯🇵 Aichi, Japan |
1 |
| 19.
| OHKI-INDUSTRY CO., LTD. |
🇯🇵 Saitama, Japan |
1 |
| 20.
| OHKITA SEISAKUSYO |
🇯🇵 Takatsuki-shi, Osaka, Japan |
2 |
| 21.
| OHKITA SEISAKUSYO |
🇯🇵 Takatsuki, Japan |
2 |
| 22.
| Ohkuchi Materials Co., Ltd. |
🇯🇵 Kagoshima, Japan |
19 |
| 23.
| Ohkuchi Materials Co., Ltd. |
🇯🇵 Isa, Japan |
5 |
| 24.
| OHKURA INDUSTRY CO. |
🇯🇵 Yokohama City, Japan |
1 |
| 25.
| Ohkura Industry Co. |
🇯🇵 Yokohama, Japan |
1 |
| 26.
| Ohkura Industry Co., Ltd |
🇯🇵 Kanagawa, Japan |
1 |