| Search Again | Story County, Iowa Inventory Patents |
Story Co. Home Page |
| Name | Patent Title | Patent Number |
City | Year |
|---|---|---|---|---|
| Velmer A. FASSEL | determination of gases in metals | 03251217 | Ames | 1966 |
| Velmer A. FASSEL | concentric micro-nebulizer for direct sample insertion | 04575609 | Ames | 1986 |
| Velmer A. FASSEL | apparatus for ultrasonic nebulization | 04109863 | Ames | 1978 |
| Velmer A. FASSEL | method of determining lanthanidies in a transition element host | 03936633 | Ames | 1976 |
| Velmer A. FASSEL | x-ray image intensifier phosphor | 03925674 | Ames | 1975 |
| Velmer A. FASSEL | activated phosphors having matrices of yttrium transition metal compound | 03893939 | Ames | 1975 |
| Velmer A. FASSEL | method and apparatus for detecting the presence and quantity of mercury in a sample of organic material | 03805077 | Ames | 1974 |
| Velmer A. FASSEL | direct reading spectrometer system and method for narrow range measurements | 03563657 | Ames | 1971 |
| Velmer A. FASSEL | method for direct spectorgraphic analysis of molten metals | 03521959 | Ames | 1970 |
| Velmer A. FASSEL | atmospheric pressure helium afterglow discharge detector for gas chromatography | 04586368 | Ames | 1986 |
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