Patent assignee · US · UNIVERSITY

IOWA STATE UNIVERSITY RESEARCH FOUNDATION, INC.

1,378Patents
575Active
1,378Granted
55Portfolio score

Filing activity: Dec 10, 1971 → Jun 24, 2024 · 105 expiring within 5 years

Most-cited patents

PatentTitleAreaCited byStatus
US5560003A System and hardware module for incremental real time garbage collection and memory management Physics 236 Expired
US8440431B2 TAL effector-mediated DNA modification Chemistry; Metallurgy 189 Active
US5819304A Random access memory assembly Physics 182 Expired
US5747928A Flexible panel display having thin film transistors driving polymer light-emitting diodes Electricity 165 Expired
US8440432B2 Tal effector-mediated DNA modification Chemistry; Metallurgy 164 Active
US5324401A Multiplexed fluorescence detector system for capillary electrophoresis Physics 163 Expired
US8450471B2 TAL effector-mediated DNA modification Chemistry; Metallurgy 162 Active
US6044402A Network connection blocker, method, and computer readable memory for monitoring connections in a computer network and blocking the unwanted connections Electricity 160 Expired
US5741411A Multiplexed capillary electrophoresis system Physics 159 Expired
US6847737B1 Methods for performing DAF data filtering and padding Physics 149 Expired
US5534425A Soybeans having low linolenic acid content and method of production Human Necessities 143 Expired
US6542000B1 Nonvolatile programmable logic devices Electricity 142 Expired
US6331438A Optical sensors and multisensor arrays containing thin film electroluminescent devices Physics 137 Expired
US5582705A Multiplexed capillary electrophoresis system Physics 131 Expired
US5075641A High frequency oscillator comprising cointegrated thin film resonator and active device Electricity 128 Expired
US5372629A Method of making environmentally stable reactive alloy powders Emerging Cross-Sectional Technologies 125 Expired
US6438573B1 Real-time programming method Physics 123 Expired
US5864261A Multiple layer acoustical structures for thin-film resonator based circuits and systems Electricity 121 Expired
US5523293A Soy protein-based thermoplastic composition for preparing molded articles Chemistry; Metallurgy 118 Expired
US7174536B1 Integrated interactive software visualization environment Physics 117 Expired
US4833383A Means and method of camera space manipulation Physics 110 Expired
US6306171A Total elbow arthroplasty system Human Necessities 109 Expired
US5932953A Method and system for detecting material using piezoelectric resonators Physics 109 Expired
US5456247A Method for delivering drugs soluble in a vaporization vehicle Human Necessities 108 Expired
US5320669A Cereal grain-based biodegradable thermoplastic compositions Chemistry; Metallurgy 97 Expired

Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.