ICO, INC.
🏢 View company profile →15Patents
2Active
15Granted
34Portfolio score
Filing activity: Jan 12, 1989 → Dec 28, 2015
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4905760A | Sucker rod coupling with protective coating | Emerging Cross-Sectional Technologies | 21 | Expired |
| US5313837A | Ultrasonic thickness gage for pipe | Physics | 19 | Expired |
| US5600069A | Ultrasonic testing apparatus and method for multiple diameter oilfield tubulars | Physics | 17 | Expired |
| US5656786A | Oilfield tubular inspection method and apparatus | Physics | 16 | Expired |
| US5867275A | Method and apparatus for high speed measurement of oilfield tubular diameter and ovality | Physics | 12 | Expired |
| US5534775A | Method and apparatus for noncontact magnetic particle stray magnetic flux testing of cylindrical members | Physics | 11 | Expired |
| US6205201A | Telephone line testing device | Electricity | 9 | Expired |
| US5861608A | EDM cutting machine for precision notching tubulars | Performing Operations; Transporting | 9 | Expired |
| US6249119A | Rotating electromagnetic field defect detection system for tubular goods | Physics | 7 | Expired |
| USRE36130E | Ultrasonic thickness gage for pipe | General | 5 | Expired |
| US6772519B2 | Flexible hose system for installing residential and commercial facility air conditioning system | Emerging Cross-Sectional Technologies | 4 | Expired |
| US6247499A | Pipe wrap corrosion protection system | Mechanical Engineering; Lighting; Heating | 3 | Expired |
| US5853834A | Metallized layer corrosion protection system for pipe or tubing | Emerging Cross-Sectional Technologies | 1 | Expired |
| US9814569B2 | Flexible valve structure for implantable reservoir | Human Necessities | 0 | Active |
| US9943405B2 | Filling and implanting accommodative intraocular lenses | Human Necessities | 0 | Active |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.