Hitachi Building Systems Engineering & Service Co. Ltd.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Hitachi Building Systems Engineering & Service Co. Ltd..The latest application filed is for "data acquisition system for the analysis of elevator trouble".
- Hitachi Building Systems Engineering & Service Co. Ltd. - JP JP
| Patent | Date |
|---|---|
| Data acquisition system for the analysis of elevator trouble Grant 5,557,546 - Fukai , et al. September 17, 1 | 1996-09-17 |
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