Comparison ledger
Hitachi Kokusai DD 812 V Diffusion, Varian 0332 F 9453 302 Diffusion, side by side. Every value shown is drawn from the cited encyclopedia entries.
| Attribute | Kokusai DD 812 V DiffusionHitachi | |
|---|---|---|
| OEM | Hitachi | Varian |
| Category | Thermal / Diffusion | Thermal / Diffusion |
| Wafer size | — | — |
| Process node | — | — |
| Introduced | — | — |
| Production run | — | — |
| Lifecycle | — | — |
| Lifecycle milestones | — | — |
| Control system | — | — |
| Generation | — | — |
| Family | Hitachi Kokusai | Varian 0332 F 9453 302 Diffusion |
| Specifications | ||
| Configuration | N2 Anneal[1] | — |
| Wafer Size | 6 inch[1] | — |
| Process | N2 Anneal[1] | — |
| Vintage | 2007[1] | — |
| Asset Number | — | 142841[2] |
| Last Confirm Date | — | October 14, 2025[3] |
| Make | — | Varian[2] |
| Model | — | 0332 F 9453 302[2] |
| Category | — | Thermal / Diffusion[4] |
| Tool type | — | diffusion pump[4] |
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