Hiroshi Tabuchi
24Patents
8h-index
25Co-inventors
75Inventor score
Filing activity: Dec 5, 1977 → Apr 27, 2012
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5523074A | Process for preparaing polyhedral .alpha.-alumina particles | Chemistry; Metallurgy | 90 | Expired |
| US4676152A | Apparatus for fruit fly disinfestation using hot humid air in order to prevent the spread of infestation in fruits and vegetables | Human Necessities | 31 | Expired |
| US4457250A | Floating-type offshore structure | Performing Operations; Transporting | 23 | Expired |
| US5089846A | Positioning means for a pivotally mounted electrostatic image forming means | Physics | 22 | Expired |
| US4571125A | Floating offshore structure | Performing Operations; Transporting | 21 | Expired |
| US4519728A | Floating offshore structure | Performing Operations; Transporting | 20 | Expired |
| US6443315B1 | Insertion and removal system in plug-in unit | Electricity | 11 | Expired |
| US6162413A | Alpha-alumina and method for producing same | Chemistry; Metallurgy | 8 | Expired |
| US6398042B1 | Substrate mounting apparatus | Electricity | 6 | Expired |
| US4369725A | Method and means for increasing the maneuverability of a ship in ice-covered waters | Performing Operations; Transporting | 5 | Expired |
| US4967285A | Method of compensating for backlash caused after cutting off recording paper on facsimile apparatus | Emerging Cross-Sectional Technologies | 5 | Expired |
| US5763109A | Metal matrix composite and process for producing the same | Emerging Cross-Sectional Technologies | 4 | Expired |
| US7627180B2 | Image compression apparatus | Electricity | 4 | Active |
| US6796444B2 | Front rail in sub-rack | Emerging Cross-Sectional Technologies | 3 | Expired |
| US4152999A | Ice-breaking apparatus for ships and barges for operation on icy waters | Fixed Constructions | 2 | Expired |
| US6156095A | Method for producing high purity aluminum | Emerging Cross-Sectional Technologies | 1 | Expired |
| US5587140A | Process for producing powders of transition metal boride | Chemistry; Metallurgy | 1 | Expired |
| US6398845B1 | Method for purifying aluminum | Emerging Cross-Sectional Technologies | 1 | Expired |
| US6156092A | Method for producing high purity aluminum | Emerging Cross-Sectional Technologies | 1 | Expired |
| US5293204A | Copier with a superposed-sheet separation mechanism | Physics | 1 | Expired |
| US6884444B1 | Drinks with the use of seawater and process for producing the same | Emerging Cross-Sectional Technologies | 0 | Expired |
| US8187564B2 | Process for producing boron added purified silicon | Emerging Cross-Sectional Technologies | 0 | Active |
| US8168013B2 | Al-Mg-Si aluminum alloy extruded product exhibiting excellent fatigue strength and impact fracture resistance | Chemistry; Metallurgy | 0 | Active |
| US9103005B2 | Magnetic shielding material for superconducting magnet | Physics | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.