Hitoshi Iida
49Patents
11h-index
56Co-inventors
78Inventor score
Filing activity: Oct 24, 1980 → Apr 10, 2024
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4772126A | Particle detection method and apparatus | Physics | 55 | Expired |
| US4377340A | Method and apparatus for detecting particles on a material | Physics | 42 | Expired |
| US4394688A | Video system having an adjustable digital gamma correction for contrast enhancement | Electricity | 40 | Expired |
| US4637494A | Apparatus for moving carriages along ladders | Performing Operations; Transporting | 23 | Expired |
| US7753405B2 | Air bag system | Performing Operations; Transporting | 21 | Active |
| US6568704B2 | Air bag cover with ornament | Performing Operations; Transporting | 19 | Expired |
| US9321163B2 | Impact tool | Performing Operations; Transporting | 18 | Active |
| US8256797B2 | Steering wheel with airbag device and method for assembling the same | Emerging Cross-Sectional Technologies | 14 | Active |
| US8342567B2 | Airbag-equipped steering wheel device | Performing Operations; Transporting | 14 | Active |
| US6613415B2 | Emblem having a fastening structure | Emerging Cross-Sectional Technologies | 13 | Expired |
| US8443914B2 | Attachment device-equipped electric tool | Emerging Cross-Sectional Technologies | 12 | Active |
| US7481455B2 | Airbag system for steering wheel | Performing Operations; Transporting | 11 | Active |
| US8579043B2 | Battery-powered power tools | Performing Operations; Transporting | 11 | Active |
| US9321164B2 | Impact tool | Electricity | 11 | Active |
| US7198290B2 | Air bag for steering wheel | Performing Operations; Transporting | 10 | Expired |
| US9724814B2 | Impact tool | Performing Operations; Transporting | 10 | Active |
| USD838157S1 | Portable electric hammer drill | General | 7 | Active |
| US8465048B2 | Airbag cover | Performing Operations; Transporting | 6 | Active |
| US8459686B2 | Steering wheel with airbag device | Performing Operations; Transporting | 6 | Active |
| US7481449B2 | Airbag device for driver's seat | Performing Operations; Transporting | 5 | Active |
| USD677138S1 | Portable electric hammer drill | General | 5 | Active |
| US9205796B2 | Steering wheel airbag cover | Performing Operations; Transporting | 5 | Active |
| US10688644B2 | Power tool | Emerging Cross-Sectional Technologies | 5 | Active |
| US8517415B2 | Airbag apparatus | Performing Operations; Transporting | 5 | Active |
| US6846007B2 | Airbag cover having ornament | Performing Operations; Transporting | 4 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.