Masayuki Nakayama
14Patents
8h-index
20Co-inventors
72Inventor score
Filing activity: Apr 30, 1979 → Aug 11, 2022
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4729048A | Magnetic transducer combination with formatting, data, and servo heads | Physics | 40 | Expired |
| US4280159A | Method of and apparatus for indicating length and remaining recording capacity of a recording tape | Physics | 40 | Expired |
| US6283438A | Shock absorbing holder and information processor having same | Physics | 24 | Expired |
| US4701815A | Tracking servo system for disc memory | Physics | 23 | Expired |
| US6215609A | Recording/reproducing method and recording/reproducing apparatus | Physics | 20 | Expired |
| US5861876A | Position detecting apparatus | Physics | 14 | Expired |
| US6411457B1 | Recording/reproducing method and recording/reproducing apparatus | Physics | 12 | Expired |
| US5915254A | File storing system for managing a relational data base including information of a parental relationship | Emerging Cross-Sectional Technologies | 9 | Expired |
| US7767898B2 | Display equipment and display program for electronic musical instruments | Physics | 7 | Active |
| US6795950B2 | Printed circuit board design system | Physics | 6 | Expired |
| US5187529A | Device for collecting a toner carrier in an image developing apparatus | Physics | 5 | Expired |
| US12089020B2 | Headphone, and volume adjustment method thereof | Electricity | 0 | Active |
| US10937447B2 | Harmony generation device and storage medium | Physics | 0 | Active |
| US8455748B2 | Tuner device | Physics | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.