Fike Corporation
97Patents
46Active
97Granted
52Portfolio score
Filing activity: Nov 26, 1985 → Mar 25, 2022 · 15 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4662126A | Vibration resistant explosion control vent | Mechanical Engineering; Lighting; Heating | 124 | Expired |
| US4907795A | Computerized exercise monitoring system and method for monitoring a user's exercise performance | Emerging Cross-Sectional Technologies | 112 | Expired |
| US4977527A | Threshold compensation and calibration in distributed environmental detection system for fire detection and suppression | Physics | 98 | Expired |
| US6591915B2 | Method for selective draining of liquid from an oil well pipe string | Mechanical Engineering; Lighting; Heating | 77 | Expired |
| US4817940A | Computerized exercise monitoring system and method for comparing present and past exercise activities | Emerging Cross-Sectional Technologies | 66 | Expired |
| US5138562A | Environmental protection system useful for the fire detection and suppression | Physics | 65 | Expired |
| US4670404A | Micro-scale chemical process simulation methods and apparatus useful for design of full scale processes, emergency relief systems and associated equipment | Performing Operations; Transporting | 49 | Expired |
| US5107446A | Environmental detection system useful for fire detection and suppression | Physics | 48 | Expired |
| US4821909A | Hygienic pressure relief panel unit | Mechanical Engineering; Lighting; Heating | 42 | Expired |
| US6672389B1 | Bulged single-hinged scored rupture having a non-circular varying depth score line | Emerging Cross-Sectional Technologies | 41 | Expired |
| US4949748A | Backflash interrupter | Emerging Cross-Sectional Technologies | 37 | Expired |
| US5267666A | Multiple-dome, scored, rupture disc | Emerging Cross-Sectional Technologies | 30 | Expired |
| US7950409B2 | Rupture disc assembly that withstands much higher back pressures than actuation pressure | Emerging Cross-Sectional Technologies | 30 | Active |
| US6070365A | Multiple dome single-panel explosion vent | Mechanical Engineering; Lighting; Heating | 28 | Expired |
| US6871802B2 | Self-modulating inert gas fire suppression system | Mechanical Engineering; Lighting; Heating | 25 | Expired |
| US4777974A | Staged pressure relief assembly | Emerging Cross-Sectional Technologies | 25 | Expired |
| US5399207A | Process for surface hardening of refractory metal workpieces | Chemistry; Metallurgy | 21 | Expired |
| US5316594A | Process for surface hardening of refractory metal workpieces | Chemistry; Metallurgy | 21 | Expired |
| US6752212B2 | Dump valve assembly for selective draining of liquid from an oil well pipe stream | Mechanical Engineering; Lighting; Heating | 20 | Expired |
| US7234278B2 | Unitary overpressure vent panel structure | Mechanical Engineering; Lighting; Heating | 17 | Expired |
| US5064167A | Adjustable packing assembly for valve stem | Mechanical Engineering; Lighting; Heating | 16 | Expired |
| US6131599A | Rupture disk controlled mechanically actuated pressure relief valve assembly | Emerging Cross-Sectional Technologies | 15 | Expired |
| US5154202A | Low forward pressure burst-high backpressure resistant rupture disc | Emerging Cross-Sectional Technologies | 15 | Expired |
| US8943970B2 | Energy transfer device | Mechanical Engineering; Lighting; Heating | 15 | Active |
| US5160070A | Reverse bulged forward acting scored rupture disc bulkhead structure for multi-stage rocket motor | Mechanical Engineering; Lighting; Heating | 14 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.