Yukio Koizumi
15Patents
6h-index
12Co-inventors
63Inventor score
Filing activity: Jan 24, 1983 → Jan 26, 2017
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6491992B1 | Thermoplastic elastomer composition, insulating glass using the composition, process for producing the insulating glass | Chemistry; Metallurgy | 21 | Expired |
| US5620823A | Developing agent for electrophotography and developing method | Emerging Cross-Sectional Technologies | 9 | Expired |
| US4953724A | Jib stretching and folding device | Performing Operations; Transporting | 9 | Expired |
| US4995472A | Steering controlling device for wheel crane | Performing Operations; Transporting | 9 | Expired |
| US5193698A | Jib stretching and folding device for use in a crane | Performing Operations; Transporting | 7 | Expired |
| US5115925A | Jib stretching and folding device for crane | Performing Operations; Transporting | 7 | Expired |
| US6911103B2 | Thermoplastic elastomer composition, insulating glass using the composition, process for producing the insulating glass and nozzle for producing the insulating glass | Emerging Cross-Sectional Technologies | 6 | Expired |
| US4595108A | Method for stretching and folding extension jib in wheeled type crane | Emerging Cross-Sectional Technologies | 6 | Expired |
| US4658972A | Method for stretching and folding extension jib in wheeled type crane | Performing Operations; Transporting | 6 | Expired |
| US4967917A | Jib derricking gear for a crane | Performing Operations; Transporting | 6 | Expired |
| US4923071A | Jib stretching and folding mechanism for a jib crane | Performing Operations; Transporting | 3 | Expired |
| US5135118A | Jib hold rod securing device for cranes | Performing Operations; Transporting | 3 | Expired |
| US5143233A | Jib stretching and folding device for use in a crane | Performing Operations; Transporting | 2 | Expired |
| US5115923A | Method for stretching and folding a jib for crane | Performing Operations; Transporting | 1 | Expired |
| US10640342B2 | Back stop for crane | Mechanical Engineering; Lighting; Heating | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.