An IoT-Based Solar Grid Hybrid Subsystem With Photovoltaic Power Generation and Backup Unit With Grid Feed Control is an Indian Patent Office record, grant 475993. Application 202111033157, filed 2021-07-23. Listed assignee/patentee: Su-Vastika Systems Pvt Ltd. Technology category: Solar Systems. IPO prosecution status: Granted.

Source table: solarmanofindia.com/patents (77 Su-Kam filings + 25 Su-Vastika filings). This index does not invent chemistries and does not claim a grant vanished from the register the day CIRP began.