Marvin M. May
15Patents
7h-index
5Co-inventors
59Inventor score
Filing activity: Mar 5, 1981 → Apr 25, 2016
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4850269A | Low pressure, high efficiency carbonator and method | Emerging Cross-Sectional Technologies | 132 | Expired |
| US4362192A | Wire tying power tool | Fixed Constructions | 51 | Expired |
| US4940164A | Drink dispenser and method of preparation | Emerging Cross-Sectional Technologies | 45 | Expired |
| US4611787A | Efficient lightweight hoist with multiple-cable-size traction and safety systems | Performing Operations; Transporting | 19 | Expired |
| US4859376A | Gas-driven carbonator and method | Emerging Cross-Sectional Technologies | 19 | Expired |
| US5090666A | Hoist apparatus | Performing Operations; Transporting | 18 | Expired |
| US4555091A | Efficient lightweight hoist with multiple-cable-size traction and safety systems | Performing Operations; Transporting | 15 | Expired |
| US9751732B2 | Lifting systems | Fixed Constructions | 6 | Active |
| US9346656B2 | Stabilization and control of a crane load | Performing Operations; Transporting | 6 | Active |
| US7849965B2 | Method and apparatus for reaching from outside an upper level of a tall structure | Emerging Cross-Sectional Technologies | 4 | Active |
| US7537087B2 | Method and apparatus for reaching from outside an upper level of a tall structure | Human Necessities | 4 | Expired |
| US9321616B2 | Lifting systems | Fixed Constructions | 3 | Active |
| US7395899B2 | Method and apparatus for reaching from outside an upper level of a tall structure | Emerging Cross-Sectional Technologies | 2 | Expired |
| US8833522B2 | Method and apparatus for reaching from outside an upper level of a tall structure | Human Necessities | 0 | Active |
| US8770346B2 | Method and apparatus for reaching from outside an upper level of a tall structure | Emerging Cross-Sectional Technologies | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.