Inventor · Hillsboro, OR, US

John Floyd Ostrowski

10Patents
4h-index
13Co-inventors
57Inventor score

Filing activity: Feb 9, 1999 → Dec 23, 2021

Most-cited inventions

PatentTitleAreaCited byStatus
US6167893A Dynamic chuck for semiconductor wafer or other substrate Emerging Cross-Sectional Technologies 52 Expired
US6440291B1 Controlled induction by use of power supply trigger in electrochemical processing Chemistry; Metallurgy 26 Expired
US8753447B2 Heat shield for heater in semiconductor processing apparatus Emerging Cross-Sectional Technologies 8 Active
US10066311B2 Multi-contact lipseals and associated electroplating methods Chemistry; Metallurgy 5 Active
US10208395B2 Bubble and foam solutions using a completely immersed air-free feedback flow control valve Chemistry; Metallurgy 3 Active
US9617652B2 Bubble and foam solutions using a completely immersed air-free feedback flow control valve Chemistry; Metallurgy 3 Active
US11746435B2 Removing bubbles from plating cells Chemistry; Metallurgy 0 Active
US11214887B2 Removing bubbles from plating cell Chemistry; Metallurgy 0 Active
US8346611B2 Systems and methods for pre-paid futures procurement Physics 0 Active
US10655240B2 Removing bubbles from plating cells Chemistry; Metallurgy 0 Active

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.