Koji Murata
141Patents
10h-index
130Co-inventors
83Inventor score
Filing activity: Oct 25, 1985 → Feb 23, 2024
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7259032B2 | Hermetically sealing a package to include a barrier metal | Electricity | 26 | Expired |
| USD524848S1 | Toner cartridge | General | 25 | Expired |
| USD525289S1 | Toner cartridge | General | 25 | Expired |
| USD471132S1 | Adjuster | General | 25 | Expired |
| USD452138S | Cord tightening device | General | 20 | Expired |
| USD621871S1 | Toner cartridge | General | 16 | Expired |
| US4727030A | Preparation of porous polyvinyl alcohol gel containing an immobilized enzyme | Chemistry; Metallurgy | 15 | Expired |
| USD451005S | Cord tightening device | General | 14 | Expired |
| USD459273S1 | Buckle | General | 11 | Expired |
| USD650413S1 | Toner cartridge | General | 10 | Expired |
| US7548014B2 | Ultrasonic transducer | Physics | 10 | Active |
| USD652863S1 | Toner cartridge | General | 9 | Expired |
| USD652073S1 | Toner cartridge | General | 8 | Expired |
| USD451369S | Cord tightening device | General | 8 | Expired |
| US6399957B1 | Method and apparatus for inspecting appearance of objects by irradiating illumination light on the objects | Physics | 8 | Expired |
| USD798380S1 | Toner cartridge | General | 7 | Active |
| USD450570S | Cord end | General | 7 | Expired |
| USD796575S1 | Toner cartridge | General | 6 | Active |
| USD645077S1 | Toner cartridge | General | 6 | Expired |
| USD452139S | Cord end | General | 5 | Expired |
| US11560286B2 | Sheet folding device and sheet post-processing apparatus including the same | Performing Operations; Transporting | 5 | Active |
| US8676073B2 | Toner transportation device, toner case, image forming apparatus, and method of controlling toner transportation device | Physics | 5 | Active |
| US7737609B2 | Ultrasonic sensor | Physics | 5 | Active |
| US6294878A | Piezoelectric transformer, piezoelectric inverter and liquid crystal display | Electricity | 4 | Expired |
| US9158232B2 | Developer container, developing device including developer container, and image forming apparatus including developing device | Physics | 4 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.