Akira Mabuchi
26Patents
10h-index
40Co-inventors
71Inventor score
Filing activity: Oct 23, 1984 → Jan 23, 2003
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5278433A | Light-emitting semiconductor device using gallium nitride group compound with double layer structures for the n-layer and/or the i-layer | Electricity | 60 | Expired |
| US6680490B2 | Light-emitting device | Electricity | 59 | Expired |
| US5733796A | Light-emitting semiconductor device using gallium nitride group compound | Electricity | 38 | Expired |
| US6362017B1 | Light-emitting semiconductor device using gallium nitride group compound | Electricity | 35 | Expired |
| US4572872A | Glass-run for window glass of motor car | Emerging Cross-Sectional Technologies | 26 | Expired |
| US4631206A | Method for curing polyurethane coating | Emerging Cross-Sectional Technologies | 21 | Expired |
| US5843264A | Vibration insulating assembly and method for making the same | Emerging Cross-Sectional Technologies | 19 | Expired |
| US4572871A | Glass-run for window glass of motor car | Emerging Cross-Sectional Technologies | 14 | Expired |
| US5633289A | Process for molding an integral skin foam and a polyurethane material for molding the same | Chemistry; Metallurgy | 13 | Expired |
| US4708894A | Ornamental and protective molding | Performing Operations; Transporting | 12 | Expired |
| US6730942B2 | Light emitting apparatus | Electricity | 10 | Expired |
| US5476619A | Process for molding an integral skin foam using an evacuated mold cavity | Chemistry; Metallurgy | 10 | Expired |
| US5449698A | Method and apparatus for producing integral skin polyurethane foam | Emerging Cross-Sectional Technologies | 9 | Expired |
| US6249012A | Light emitting semiconductor device using gallium nitride group compound | Electricity | 7 | Expired |
| US6472690B1 | Gallium nitride group compound semiconductor | Electricity | 4 | Expired |
| US6607595B1 | Method for producing a light-emitting semiconductor device | Electricity | 4 | Expired |
| US4542166A | Steering wheel composed of a non-yellowing semi-rigid polyurethane foam | Emerging Cross-Sectional Technologies | 4 | Expired |
| US6617787B2 | Light-emitting system with alicyclic epoxy sealing member | Electricity | 4 | Expired |
| US6187850A | Sealant composition | Chemistry; Metallurgy | 3 | Expired |
| USRE32757E | Glass-run for window glass of motor car | General | 2 | Expired |
| US6984536B2 | Method for manufacturing a gallium nitride group compound semiconductor | Electricity | 2 | Expired |
| US6830992B1 | Method for manufacturing a gallium nitride group compound semiconductor | Electricity | 0 | Expired |
| US4627638A | Shock absorbing material | Chemistry; Metallurgy | 0 | Expired |
| US6472689B1 | Light emitting device | Electricity | 0 | Expired |
| US6818691B2 | Non-drying sealer composition | Chemistry; Metallurgy | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.