THE UNIVERSITY OF OTTAWA
160Patents
102Active
160Granted
54Portfolio score
Filing activity: Jun 22, 1983 → Mar 20, 2024 · 26 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5350413A | Transcutaneous energy transfer device | Human Necessities | 171 | Expired |
| US4720839A | Efficiency data transmission technique | Electricity | 118 | Expired |
| US6052420A | Adaptive multiple sub-band common-mode RFI suppression | Electricity | 112 | Expired |
| US5910366A | Thin film composite membrane as battery separator | Emerging Cross-Sectional Technologies | 62 | Expired |
| US7371533B2 | Methods for separation of polymeric compounds | Chemistry; Metallurgy | 60 | Expired |
| US8294557B1 | Synchronous interpersonal haptic communication system | Physics | 55 | Active |
| US6915285B2 | Feature interaction resolution using fuzzy rules | Emerging Cross-Sectional Technologies | 53 | Expired |
| US6606610B1 | Feature interaction resolution using fuzzy rules | Emerging Cross-Sectional Technologies | 45 | Expired |
| US5194376A | Baculovirus expression system capable of producing foreign gene proteins at high levels | Chemistry; Metallurgy | 45 | Expired |
| US5181136A | Optical homodyne DPSK receiver with optical amplifier | Electricity | 44 | Expired |
| US8200025B2 | Image classification and search | Physics | 39 | Active |
| US6645715B1 | Artificial cornea | Chemistry; Metallurgy | 39 | Expired |
| US7410472B2 | Articulating joint | Human Necessities | 34 | Active |
| US6146511A | Electrophoretic nucleic acid purification method | Physics | 33 | Expired |
| US5798180A | Thin film composite membrane as battery separator | Emerging Cross-Sectional Technologies | 31 | Expired |
| US9462842B2 | Head protection for reducing linear acceleration | Human Necessities | 30 | Active |
| US6827830B1 | Electrophoretic nucleic acid purification method | Physics | 29 | Expired |
| US5954966A | Membrane composition and method of preparation | Performing Operations; Transporting | 24 | Expired |
| US6020127A | Neuronal apoptosis inhibitor protein, gene sequence and mutations causative of spinal muscular atrophy | Chemistry; Metallurgy | 22 | Expired |
| US5469277A | Optical interconnection device | Physics | 21 | Expired |
| US8660281B2 | Method and system for a multi-microphone noise reduction | Electricity | 20 | Active |
| US5034516A | Synthetic antigens of sialic acid and derivatives thereof | Emerging Cross-Sectional Technologies | 20 | Expired |
| US5919912A | Mammalian IAP antibodies and diagnostic kits | Emerging Cross-Sectional Technologies | 20 | Expired |
| US10306942B2 | Head protection for reducing angular accelerations | Human Necessities | 20 | Active |
| US8326849B2 | System and method for optimizing the de-identification of data sets | Physics | 18 | Active |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.