Naim Dam
32Patents
15h-index
12Co-inventors
78Inventor score
Filing activity: Nov 25, 1977 → Nov 15, 2011
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5757876A | Object counter and identification system | Human Necessities | 116 | Expired |
| US4607520A | Method and apparatus for detecting discontinuities in a fluid stream | Emerging Cross-Sectional Technologies | 107 | Expired |
| US5880364A | Non-contact ultrasonic micromeasurement system | Physics | 65 | Expired |
| US6631639B1 | System and method of non-invasive discreet, continuous and multi-point level liquid sensing using flexural waves | Physics | 62 | Expired |
| US7661294B2 | Non-invasive multi-function sensor system | Physics | 50 | Active |
| US4166961A | Method and apparatus for detecting a blood leak in a hemodialysis system | Physics | 45 | Expired |
| US7694570B1 | Non-invasive dry coupled disposable/reusable ultrasonic sensor | Physics | 40 | Active |
| US5507178A | Liquid presence and identification sensor | Physics | 40 | Expired |
| US5663503A | Invasive and non-invasive ultrasonic sensor with continuous and demand self-test | Physics | 34 | Expired |
| US4630245A | Non-contacting liquid level detection system | Physics | 32 | Expired |
| US7617739B1 | Non-invasive ultrasonic system to determine internal pressure in flexible tubing | Physics | 32 | Active |
| US4651555A | Apparatus for detecting discontinuities in a fluid stream | Physics | 30 | Expired |
| US7661293B2 | Ultrasonic system for detecting and quantifying of air bubbles/particles in a flowing liquid | Physics | 30 | Active |
| US5155472A | Contact type liquid level sensing system | Physics | 20 | Expired |
| US4733560A | Liquid sensing system | Physics | 15 | Expired |
| US5808200A | Ultrasonic sensor with continous and demand self-test for liquid and dry product level measurement | Physics | 13 | Expired |
| US4217642A | Method and apparatus for locating data characterizing blood flow through the heart | Physics | 12 | Expired |
| US6832516B1 | Integral ultrasonic liquid level continuous transmitter with independent high-level discrete alarm point level | Physics | 11 | Expired |
| US4192318A | Method and apparatus for locating the QRS portion of an electrocardiographic signal | Human Necessities | 10 | Expired |
| US4294259A | Method and apparatus for characterizing blood flow through the heart | Human Necessities | 10 | Expired |
| US7997149B1 | Apparatus and method for non-invasive measurement of the sound velocity of a fluid flowing in a tubing | Physics | 9 | Active |
| US7694560B1 | Non-invasive bottom up continuous liquid level transmitter | Physics | 9 | Active |
| US6781287B1 | Non-contacting ultrasonic transducer | Physics | 8 | Expired |
| US7908931B1 | Non invasive flow rate measuring system and method | Physics | 5 | Active |
| US8694271B2 | Apparatus and method for non invasive measurement of properties of a fluid flowing in a flexible tubing or conduit | Physics | 4 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.