Marvin E. Whiteman, Jr.
26Patents
10h-index
4Co-inventors
68Inventor score
Filing activity: Feb 4, 1975 → Jun 15, 2004
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4312603A | Twin trowel cement finishing machine | Fixed Constructions | 29 | Expired |
| US4673311A | Concrete finishing machine having counterbalanced blade pitch adjustment apparatus | Emerging Cross-Sectional Technologies | 26 | Expired |
| US4527959A | Drilling fluid pump providing a uniform, controlled pressure and flow rate | Mechanical Engineering; Lighting; Heating | 25 | Expired |
| US5061077A | Knock out paddle shaft for mixing machines | Emerging Cross-Sectional Technologies | 24 | Expired |
| US3973857A | Guard ring mounting for cement finisher apparatus | Fixed Constructions | 22 | Expired |
| US5118198A | Cement mixing apparatus with cradle support assembly | Performing Operations; Transporting | 20 | Expired |
| US4877327A | Mortar mixing drum | Performing Operations; Transporting | 19 | Expired |
| US4850723A | Bearing and seal assembly for motor mixer | Performing Operations; Transporting | 16 | Expired |
| US6047623A | Hole punch quick-change die assembly with pin strap and positioning system | Emerging Cross-Sectional Technologies | 14 | Expired |
| USRE34505E | Motar mixing drum | General | 12 | Expired |
| US5489150A | Mortar mixer frame having integral hydraulic fluid reservoir with means for cooling the hydraulic fluid | Performing Operations; Transporting | 9 | Expired |
| US4811617A | Unidirectional to bidirectional angular displacement conversion apparatus | Emerging Cross-Sectional Technologies | 8 | Expired |
| US5550333A | Reduced noise trailerable engine | Fixed Constructions | 8 | Expired |
| US6363826B1 | Hole punch quick-change die assembly with pin strap and positioning system | Emerging Cross-Sectional Technologies | 7 | Expired |
| US4052756A | Wet type marine jet toilet | Fixed Constructions | 7 | Expired |
| US4943264A | Centrifugal clutch with belt tightening spacer assembly | Mechanical Engineering; Lighting; Heating | 7 | Expired |
| US7036416B2 | Hole punch quick-change die assembly with pin strap and positioning system | Emerging Cross-Sectional Technologies | 6 | Expired |
| US6536321B2 | Hole punch quick-change die assembly with clamp system | Emerging Cross-Sectional Technologies | 5 | Expired |
| US4743221A | Centrifugal clutch belt tightening assembly | Mechanical Engineering; Lighting; Heating | 4 | Expired |
| US4895277A | Foot operated mortar drum latch assembly | Performing Operations; Transporting | 3 | Expired |
| US4878779A | Riding power trowel | Fixed Constructions | 2 | Expired |
| US5454679A | Wire element bindery press | Performing Operations; Transporting | 2 | Expired |
| US6789453B2 | Fine-tunable paper stop for paper punching machine | Emerging Cross-Sectional Technologies | 1 | Expired |
| US6651540B2 | Hole punch quick-change die assembly with pin strap and positioning system | Emerging Cross-Sectional Technologies | 1 | Expired |
| US6748839B2 | Hole punch quick-change die assembly with positioning system | Emerging Cross-Sectional Technologies | 1 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.