Michael R. Shields
34Patents
18h-index
21Co-inventors
81Inventor score
Filing activity: Jan 14, 1980 → Mar 5, 2024
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4979778A | Synchrotilt chair | Human Necessities | 115 | Expired |
| US5899035A | Knock-down portable partition system | Fixed Constructions | 103 | Expired |
| US5816649A | Chair with articulating tablet and interfacing table | Human Necessities | 65 | Expired |
| USD320507S | Chair | General | 63 | Expired |
| USD329543S | Seat | General | 60 | Expired |
| US6079173A | Knock-down portable partition system | Fixed Constructions | 52 | Expired |
| US6301846A | Knock-down portable partition system | Fixed Constructions | 50 | Expired |
| US6098358A | Knock-down portable partition system | Fixed Constructions | 48 | Expired |
| US4253582A | Easy-open container end | Performing Operations; Transporting | 39 | Expired |
| US5309322A | Leadframe strip for semiconductor packages and method | Emerging Cross-Sectional Technologies | 39 | Expired |
| US6442909B2 | Knock-down portable partition system | Fixed Constructions | 37 | Expired |
| US6546684B2 | Partition panel | Fixed Constructions | 37 | Expired |
| US6009675A | Knock-down portable partition system | Fixed Constructions | 35 | Expired |
| US5931528A | Chair with articulating tablet and interfacing table | Human Necessities | 34 | Expired |
| USD543736S1 | Chair | General | 29 | Expired |
| US6910306B2 | Knock-down portable partition system | Fixed Constructions | 28 | Expired |
| US5164683A | RF amplifier assembly | Electricity | 28 | Expired |
| US7448168B2 | Knock-down portable partition system | Fixed Constructions | 20 | Active |
| US4583080A | Audible alarm and projection lamp attachment for a walking cane | Emerging Cross-Sectional Technologies | 18 | Expired |
| US6276103A | Cover panel brace for partition systems | Fixed Constructions | 16 | Expired |
| USD387921S | Beach table | General | 16 | Expired |
| USD385423S | Chair | General | 15 | Expired |
| USD387585S | Table | General | 14 | Expired |
| USD390710S | Chair | General | 10 | Expired |
| USD330132S | Table | General | 10 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.