Hiroki Sawamoto
16Patents
2h-index
14Co-inventors
47Inventor score
Filing activity: Dec 26, 2005 → Feb 13, 2020
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US8043535B2 | Conductive ink | Electricity | 14 | Expired |
| US8486306B2 | Nickel ink and conductor film formed of nickel ink | Emerging Cross-Sectional Technologies | 3 | Active |
| US10754271B2 | Magnetic core material for electrophotographic developer, carrier for electrophotographic developer, and developer | Physics | 2 | Active |
| US8012378B2 | Nickel ink | Emerging Cross-Sectional Technologies | 1 | Active |
| US10996576B2 | Magnetic core material for electrophotographic developer, carrier for electrophotographic developer, and developer | Physics | 0 | Active |
| US9588453B2 | Resin-filled ferrite carrier for electrophotographic developer and electrophotographic developer using the ferrite carrier | Physics | 0 | Active |
| US12204280B2 | Carrier, xerographic developer, and carrier production method | Physics | 0 | Active |
| US11029618B2 | Carrier, electrophotographic developer and production method of carrier | Physics | 0 | Active |
| US11422480B2 | Ferrite carrier core material for electrophotographic developer, ferrite carrier, manufacturing method thereof, and electrophotographic developer using said ferrite | Physics | 0 | Active |
| US10248039B2 | Carrier, electrophotographic developer, and method of manufacturing carrier | Physics | 0 | Active |
| US11099495B2 | Magnetic core material for electrophotographic developer, carrier for electrophotographic developer, developer, method for producing magnetic core material for electrophotographic developer, method for producing carrier for electrophotographic developer, and method for producing developer | Physics | 0 | Active |
| US11112716B2 | Carrier core material for electrophotographic developer and method for producing the same, and carrier for electrophotographic developer and developer containing said carrier core material | Physics | 0 | Active |
| US10036982B2 | Carrier and electrophotographic developer using the carrier | Physics | 0 | Active |
| US10969706B2 | Magnetic core material for electrophotographic developer, carrier for electrophotographic developer, and developer | Electricity | 0 | Active |
| US9201328B2 | Core material for resin-filled ferrite carrier and ferrite carrier for electrophotographic developer, and electrophotographic developer using the ferrite carrier | Physics | 0 | Active |
| US10996579B2 | Magnetic core material for electrophotographic developer, carrier for electrophotographic developer, and developer | Electricity | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.