Spectramed, Inc.
14Patents
0Active
14Granted
32Portfolio score
Filing activity: Mar 14, 1977 → Aug 7, 1989
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4941475A | Thermodilution by heat exchange | Human Necessities | 176 | Expired |
| US4934375A | Flush-valve assembly for blood pressure measurement catheter | Human Necessities | 164 | Expired |
| US4122853A | Infrared laser photocautery device | Human Necessities | 162 | Expired |
| US4744656A | Disposable calibration boot for optical-type cardiovascular catheter | Human Necessities | 142 | Expired |
| US4752115A | Optical sensor for monitoring the partial pressure of oxygen | Physics | 106 | Expired |
| US4718423A | Multiple-function cardiovascular catheter system with very high lumenal efficiency and no crossovers | Human Necessities | 88 | Expired |
| US4776340A | Hematocrit measurement by differential optical geometry in a short-term diagnostic cardiovascular catheter, and application to correction of blood-oxygen measurement | Physics | 55 | Expired |
| US4779625A | Damping device for circulatory pressure measuring apparatus | Mechanical Engineering; Lighting; Heating | 44 | Expired |
| US4943364A | Fiber optic CO.sub.2 sensor | Physics | 31 | Expired |
| US4760250A | Optoelectronics system for measuring environmental properties having plural feedback detectors | Physics | 31 | Expired |
| USD315407S | Syringe jacket with plunger handle | General | 21 | Expired |
| US4706677A | Multiple sensor bundle | Human Necessities | 11 | Expired |
| US4758298A | Method for forming multiple sensor bundle | Human Necessities | 9 | Expired |
| USD312873S | Syringe jacket with plunger handle | General | 2 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.