Ryoji Tsuda
Inventor
Stats
- 2 US patents issued
- 13 US Applications filed
- most recent filing
This is official USPTO record data
Details
- 2 US Patents Issued
- 13 US Applications Filed
- 62 Total Citation Count
- Aug 23, 2024 Most Recent Filing
- Aug 30, 2000 Earliest Filing
Work History
| Patent Owner | Applications Filed | Year |
|---|---|---|
| PHOENIX ELECTRIC CO., LTD. | 1
1 | 2016
2017 |
| TOSHIBA MATERIALS CO., LTD. | 1
2 3 | 2015
2016 2017 |
| KABUSHIKI KAISHA TOSHIBA | 1
1 1 2 | 2000
2015 2016 2017 |
Inventor Addresses
| Address | Duration |
|---|---|
| Fujisawa Kanagawa, JP | Dec 29, 16 - Nov 12, 19 |
| Fujisawa, JP | Jul 15, 03 - Mar 04, 25 |
| Kanagawa, JP | Feb 08, 24 - Dec 26, 24 |
| Yokohama, JP | Jul 30, 19 - Jul 30, 19 |
| Yokohama-Shi, JP | Feb 16, 17 - Feb 15, 18 |
Technology Profile
| Technology | Matters | |
|---|---|---|
| C09K: | MATERIALS FOR APPLICATIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR | 6 |
| F21K: | LIGHT SOURCES NOT OTHERWISE PROVIDED FOR | 8 |
| F21S: | NON-PORTABLE LIGHTING DEVICES OR SYSTEMS THEREOF | 1 |
Patents / Publication
| Patents / Publication # | Year of Publication / Issued | Title | Citations |
|---|---|---|---|
| 12245445 | 2025 | White light source including LED and phosphors | 0 |
| 2024/0426,439 | 2024 | METHOD FOR USING WHITE LIGHT SOURCE, AND WHITE LIGHT SOURCE | 0 |
| 12072069 | 2024 | Method for using white light source, and white light source | 0 |
| 2024/0044,459 | 2024 | METHOD FOR USING WHITE LIGHT SOURCE, AND WHITE LIGHT SOURCE | 0 |
| 2023/0163,257 | 2023 | WHITE LIGHT SOURCE INCLUDING LED AND PHOSPHORS | 0 |
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