Masayoshi Tsuchiya
20Patents
10h-index
25Co-inventors
75Inventor score
Filing activity: Apr 29, 1982 → Feb 14, 2018
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5129125A | Cleaning machine | Fixed Constructions | 195 | Expired |
| USD384940S | Remote controller | General | 181 | Expired |
| USD331220S | Battery charger | General | 46 | Expired |
| USD312638S | Cassette tape player | General | 25 | Expired |
| USD320017S | Tape player | General | 19 | Expired |
| USD311006S | Cassette tape recorder | General | 18 | Expired |
| US5129124A | Cleaning machine | Emerging Cross-Sectional Technologies | 17 | Expired |
| USD305762S | Combined tape player and radio tuner | General | 15 | Expired |
| USD330552S | Tape player | General | 10 | Expired |
| USD314762S | Tape player | General | 10 | Expired |
| US4570165A | Adjustable loop and dipole antenna | Electricity | 9 | Expired |
| USD311537S | Tape recorder | General | 8 | Expired |
| USD329420S | Motorboat-ladder | General | 2 | Expired |
| USD320208S | Combined tape player and radio tuner | General | 2 | Expired |
| USD275855S | Television projector | General | 2 | Expired |
| US9714105B2 | Apparatus for supplying a large amount of bag | Performing Operations; Transporting | 1 | Active |
| USD316095S | Tape player | General | 0 | Expired |
| USD316094S | Tape player | General | 0 | Expired |
| US10255941B2 | Optical disc having a plurality of recording layers | Physics | 0 | Active |
| US9928868B2 | Optical disc having a plurality of recording layers | Physics | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.