Spire, Inc.
🏢 View company profile →91Patents
17Active
91Granted
45Portfolio score
Filing activity: Mar 23, 1977 → Jul 2, 2021 · 6 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5671914A | Multi-band spectroscopic photodetector array | Electricity | 482 | Expired |
| US5726440A | Wavelength selective photodetector | Emerging Cross-Sectional Technologies | 469 | Expired |
| US6010937A | Reduction of dislocations in a heteroepitaxial semiconductor structure | Emerging Cross-Sectional Technologies | 446 | Expired |
| US7514725B2 | Nanophotovoltaic devices | Emerging Cross-Sectional Technologies | 434 | Expired |
| US6635559B2 | Formation of insulating aluminum oxide in semiconductor substrates | Emerging Cross-Sectional Technologies | 431 | Expired |
| US5436499A | High performance gaas devices and method | Electricity | 430 | Expired |
| US6217615A | Arthroplasty process for securely anchoring prostheses to bone, and arthroplasty products therefor | Emerging Cross-Sectional Technologies | 230 | Expired |
| US5520664A | Catheter having a long-lasting antimicrobial surface treatment | Human Necessities | 147 | Expired |
| US4151008A | Method involving pulsed light processing of semiconductor devices | Electricity | 126 | Expired |
| US5474797A | Bactericidal coatings for implants | Human Necessities | 118 | Expired |
| US6051751A | Arthroplasty process for securely anchoring prostheses to bone, and arthroplasty products therefor | Emerging Cross-Sectional Technologies | 111 | Expired |
| US4743493A | Ion implantation of plastics | Emerging Cross-Sectional Technologies | 108 | Expired |
| US5133757A | Ion implantation of plastic orthopaedic implants | Performing Operations; Transporting | 98 | Expired |
| US5070026A | Process of making a ferroelectric electronic component and product | Electricity | 95 | Expired |
| US7048767B2 | Nano-crystalline, homo-metallic, protective coatings | Human Necessities | 80 | Expired |
| US4771017A | Patterning process | Emerging Cross-Sectional Technologies | 76 | Expired |
| US5452118A | Optical heterodyne receiver for fiber optic communications system | Electricity | 76 | Expired |
| US5468562A | Metallized polymeric implant with ion embedded coating | Emerging Cross-Sectional Technologies | 68 | Expired |
| US4667060A | Back junction photovoltaic solar cell | Emerging Cross-Sectional Technologies | 67 | Expired |
| US4440108A | Ion beam coating apparatus | Electricity | 65 | Expired |
| US4179324A | Process for fabricating thin film and glass sheet laminate | Electricity | 63 | Expired |
| US5492763A | Infection resistant medical devices and process | Emerging Cross-Sectional Technologies | 63 | Expired |
| US5154023A | Polishing process for refractory materials | Emerging Cross-Sectional Technologies | 60 | Expired |
| US5260621A | High energy density nuclide-emitter, voltaic-junction battery | Emerging Cross-Sectional Technologies | 59 | Expired |
| US5118400A | Method of making biocompatible electrodes | Chemistry; Metallurgy | 56 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.