Hiroaki Masuda
23Patents
5h-index
40Co-inventors
69Inventor score
Filing activity: Sep 16, 1976 → Jun 30, 2023
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US8263889B2 | Manipulating apparatus and mobile terminal including the same | Electricity | 128 | Active |
| US6274971A | Spark plug and method of manufacturing the same | Electricity | 14 | Expired |
| USD466504S1 | Portable wireless terminal equipment | General | 12 | Expired |
| US4024985A | Powder feeding apparatus and method | Performing Operations; Transporting | 9 | Expired |
| USD466503S1 | Portable wireless terminal equipment | General | 8 | Expired |
| US4545897A | Classifier | Performing Operations; Transporting | 5 | Expired |
| US5858600A | Method of controlling electric charge of a two-component developing agent | Physics | 4 | Expired |
| US8442756B2 | Navigation apparatus | Performing Operations; Transporting | 3 | Active |
| US9354673B2 | Portable type electronic device, portable type electronic device group, and method of manufacturing portable type electronic device | Electricity | 2 | Active |
| US7784370B2 | Powdery/granular material flowability evaluation apparatus and method | Physics | 2 | Active |
| US8698344B2 | Navigation apparatus | Performing Operations; Transporting | 2 | Active |
| US7530279B2 | Sampler for sampling charged particles, and apparatus for measuring charge distribution of the charged particles | Physics | 1 | Active |
| US8288931B2 | Spark plug having a center electrode and a ground electrode provided with no noble metal member | Electricity | 1 | Active |
| US8087314B2 | Powdery/granular material flowability evaluation apparatus and method | Physics | 1 | Active |
| US9342112B2 | Operation member provided in electronic device, and electronic device | Human Necessities | 0 | Active |
| US12021266B2 | Battery module | Emerging Cross-Sectional Technologies | 0 | Active |
| US12130818B2 | Data management apparatus, data management system, and data management method | Physics | 0 | Active |
| US8570759B2 | Controller and portable electronic apparatus | Human Necessities | 0 | Active |
| US8267787B2 | Controller and portable electronic apparatus | Human Necessities | 0 | Active |
| US8803803B2 | Operation member provided in electronic device, and electronic device | Human Necessities | 0 | Active |
| US12299157B2 | Policy setting control device, policy setting control method, and policy setting control program | Physics | 0 | Active |
| US8830197B2 | Portable electronic device | Physics | 0 | Active |
| US7231648B2 | Disk holding apparatus, and disk apparatus | Physics | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.