| （単位：ドル） | 研究開発費 | 前年比（％） |
|---|---|---|
| 4Q25 | 278,000 | -6.7% |
| 3Q25 | 266,000 | -6.3% |
| 2Q25 | 302,000 | +3.8% |
| 1Q25 | 326,000 | +2.5% |
| 4Q24 | 298,000 | +2.1% |
| 3Q24 | 284,000 | -9.6% |
| 2Q24 | 291,000 | -8.2% |
| 1Q24 | 318,000 | +15.2% |
| 4Q23 | 292,000 | -5.5% |
| 3Q23 | 314,000 | -33.9% |
| 2Q23 | 317,000 | -9.7% |
| 1Q23 | 276,000 | -15.9% |
| 4Q22 | 309,000 | +128.9% |
| 3Q22 | 475,000 | +236.9% |
| 2Q22 | 351,000 | +69.6% |
| 1Q22 | 328,000 | - |
| 4Q21 | 135,000 | - |
| 3Q21 | 141,000 | - |
| 2Q21 | 207,000 | - |