Hamada Kenji
USPTO Trademark & Patent Filings
Trademark applications and grants for Hamada Kenji. Hamada Kenji has 1 trademark applications. The latest application filed is for "OOGP"
- Company Aliases
- Hamada, Kenji
- kenji hamada
- HAMADA; Kenji - Tokyo JP
- Hamada; Kenji - Tokyo JP
- HAMADA; Kenji - Anjo-shi JP
- Hamada; Kenji - Anjo JP
- Hamada; Kenji - Suwon-si KR
Trademarks Patents
| Patent Application | Date |
|---|---|
| SEMICONDUCTOR DEVICE, AND METHOD FOR MANUFACTURING SEMICONDUCTOR DEVICE 20220223583 - 17/609783 HAMADA; Kenji ; et al. | 2022-07-14 |
| WIDE BAND GAP SEMICONDUCTOR DEVICE AND POWER CONVERSION APPARATUS 20210273083 - 16/973057 YAMASHIRO; Yusuke ; et al. | 2021-09-02 |
| INSULATION-TYPE SWITCHING POWER SUPPLY 20210119543 - 16/498573 Hamada; Kenji ; et al. | 2021-04-22 |
| POWER TOOL 20200368831 - 16/852613 KANI; Toshiyuki ; et al. | 2020-11-26 |
| SWITCHING POWER SUPPLY 20200343814 - 16/771351 HAMADA; Kenji ; et al. | 2020-10-29 |
| Power tool 11,331,732 - 16/852,613 Kani , et al. May 17, 2 | 2022-05-17 |
| Wide band gap semiconductor device and power conversion apparatus 11,282,948 - 16/973,057 Yamashiro , et al. March 22, 2 | 2022-03-22 |
| Polarizing plate for light-emitting display device, and light-emitting display device including same 11,204,520 - 16/756,426 Lee , et al. December 21, 2 | 2021-12-21 |
| Switching power supply with controlled switching frequency variation range 11,196,341 - 16/771,351 Hamada , et al. December 7, 2 | 2021-12-07 |
| Insulation-type switching power supply 11,038,429 - 16/498,573 Hamada , et al. June 15, 2 | 2021-06-15 |
Mark Image Registration | Serial | Trademark Application Date |
|---|---|
"OOGP" 78786546 |
OOGP 2006-01-06 |
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