PK

Philip T. Krein

SU Sunpower: 2 patents #28 of 136Top 25%
UI University Of Illinois: 1 patents #34 of 291Top 15%
📍 Champaign, IL: #13 of 142 inventorsTop 10%
🗺 Illinois: #800 of 8,424 inventorsTop 10%
Overall (2017): #63,653 of 506,227Top 15%
3
Patents 2017

Issued Patents 2017

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
9806628 Apparatus and method for controlling DC-AC power conversion Patrick L. Chapman, Brian Kuhn, Robert S. Balog, Jonathan W. Kimball, Alexander Gray +1 more 2017-10-31
9799779 Systems and methods for photovoltaic string protection Katherine A. Kim, Robert Pilawa-Podgurski 2017-10-24
9722504 Apparatus for converting direct current to alternating current using multiple converters Patrick L. Chapman, Brian Kuhn, Robert S. Balog, Jonathan W. Kimball, Alexander Gray 2017-08-01