Principal Financial Group Inc - Company Profile
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View up-to-date information on Principal Financial Group Inc patents, including inventor and filing insights.
Patent Trends
| Publication Identifier | Document Type | Title | Classification-CPC | Publication Date |
|---|---|---|---|---|
| US11042843B2 | Grant | Benefits enrollment server system and method | G06Q10/1057; H04L67/02; H04L67/306 | June 22, 2021 |
| US20190273536A1 | Application | EXCURSION COMPENSATION IN MULTIPATH COMMUNICATION SYSTEMS WITH A CYCLIC PREFIX | H04B17/336; H04B7/04; H04B7/0413; H04B7/0456; H04W24/02; H04W52/52; H04W84/12; H05K999/99 | September 05, 2019 |
| US10340987B2 | Grant | Excursion compensation in multipath communication systems with a cyclic prefix | H04B17/336; H04B7/04; H04B7/0413; H04B7/0456; H04W24/02; H04W52/52; H04W84/12; H05K999/99 | July 02, 2019 |
| WO2017218748A3 | Application | MINIMIZING IMPEDENCE MISMATCH EFFECTS IN A WIRELESS DEVICE | H03F1/0222; H03F1/56; H03F2200/207; H03F2200/387; H03F2200/423; H03F2200/451; H03F3/191; H03F3/24; H03F3/245; H04B2001/0408; H04W52/04; H04W52/52 | May 16, 2019 |
| CN208153522U | Grant | Locating washer and contain this locating washer's installation component | November 27, 2018 |
Top Inventors by Filings (Count by publication)
| Name | Count |
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