SUDOH YOSHIFUMI has a total of 16 patent applications. It decreased the IP activity by 100.0%. Its first patent ever was published in 2010. It filed its patents most often in United States. Its main competitors in its focus markets optics, audio-visual technology and machines are SEKINOS CO LTD, FUJIAN FORECAM TIANTONG OPTICS CO LTD and TIANJIN OUFEI OPTOELECTRONICS CO LTD.
| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 16 |
| # | Industry | |
|---|---|---|
| #1 | Optics | |
| #2 | Audio-visual technology | |
| #3 | Machines |
| # | Technology | |
|---|---|---|
| #1 | Optical systems | |
| #2 | Cameras | |
| #3 | Television | |
| #4 | Postal sorting |
| # | Name | Total Patents |
|---|---|---|
| #1 | Sudoh Yoshifumi | 16 |
| #2 | Koga Tomoya | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US2016077310A1 | Image forming lens and image capturing device | |
| US2015043087A1 | Zoom lens, camera, and portable information device |