The Penn State Research Foundation
1,236Patents
709Active
1,236Granted
58Portfolio score
Filing activity: May 1, 1991 → Aug 1, 2023 · 173 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7208005B2 | Multifunctional tool and method for minimally invasive surgery | Human Necessities | 2,157 | Expired |
| US6531193B2 | Low temperature, high quality silicon dioxide thin films deposited using tetramethylsilane (TMS) for stress control and coverage applications | Electricity | 548 | Expired |
| US5855913A | Particles incorporating surfactants for pulmonary drug delivery | Human Necessities | 507 | Expired |
| US5874064A | Aerodynamically light particles for pulmonary drug delivery | Human Necessities | 449 | Expired |
| US5275851A | Low temperature crystallization and patterning of amorphous silicon films on electrically insulating substrates | Electricity | 404 | Expired |
| US7929805B2 | Image-based CAPTCHA generation system | Physics | 356 | Active |
| US6685724B1 | Laparoscopic surgical instrument and method | Human Necessities | 351 | Expired |
| US7841976B2 | Heart assist device with expandable impeller pump | Mechanical Engineering; Lighting; Heating | 349 | Active |
| US7393181B2 | Expandable impeller pump | Emerging Cross-Sectional Technologies | 343 | Expired |
| US7941009B2 | Real-time computerized annotation of pictures | Physics | 317 | Active |
| US5439553A | Controlled etching of oxides via gas phase reactions | Electricity | 294 | Expired |
| US6271359A | Tissue-specific and pathogen-specific toxic agents and ribozymes | Chemistry; Metallurgy | 269 | Expired |
| US5774824A | Map-matching navigation system | Physics | 264 | Expired |
| US7927068B2 | Expandable impeller pump | Emerging Cross-Sectional Technologies | 256 | Active |
| US6329959A | Tunable dual-band ferroelectric antenna | Electricity | 249 | Expired |
| US7394947B2 | System and method for automatic linguistic indexing of images by a statistical modeling approach | Emerging Cross-Sectional Technologies | 237 | Active |
| US5985320A | Materials and methods for enhancing cellular internalization | Emerging Cross-Sectional Technologies | 229 | Expired |
| US6063333A | Method and apparatus for fabrication of cobalt alloy composite inserts | Mechanical Engineering; Lighting; Heating | 208 | Expired |
| US6770022B2 | Muscle stimulating device and method for diagnosing and treating a breathing disorder | Human Necessities | 200 | Expired |
| US6136295A | Aerodynamically light particles for pulmonary drug delivery | Human Necessities | 199 | Expired |
| US7410764B2 | Detection of extracellular tumor-associated nucleic acid in blood plasma or serum using nucleic acid amplification assays | Chemistry; Metallurgy | 195 | Expired |
| US5487390A | Gas-filled polymeric microbubbles for ultrasound imaging | Emerging Cross-Sectional Technologies | 188 | Expired |
| US6156504A | Detection of extracellular tumor-associated nucleic acid in blood plasma or serum using nucleic acid amplification assays | Chemistry; Metallurgy | 185 | Expired |
| US5989648A | Plasma generation of supported metal catalysts | Emerging Cross-Sectional Technologies | 182 | Expired |
| US8672836B2 | Method and apparatus for continuous guidance of endoscopy | Human Necessities | 173 | Active |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.