Junichi Yoshida
82Patents
19h-index
100Co-inventors
87Inventor score
Filing activity: Nov 15, 1979 → Oct 10, 2019
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4313108A | Electric apparatus for displaying a plurality of key symbols on a single passive display | Electricity | 90 | Expired |
| US5890762A | Child seat | Performing Operations; Transporting | 79 | Expired |
| US4887188A | Connector for a memory card | Physics | 60 | Expired |
| US4420592A | Process for multi-step gaseous phase polymerization of olefins | Performing Operations; Transporting | 46 | Expired |
| US5886721A | Method and device for supplying ink to a print head | Performing Operations; Transporting | 45 | Expired |
| US6322142A | Child seat with inclination indicator | Performing Operations; Transporting | 44 | Expired |
| US5678858A | Air bag with tearable and non-tearable tethers | Performing Operations; Transporting | 38 | Expired |
| US6669288B2 | Child seat device | Performing Operations; Transporting | 37 | Expired |
| US6796610B2 | Child seat device | Performing Operations; Transporting | 36 | Expired |
| US6070976A | Ink tank and recording apparatus | Performing Operations; Transporting | 34 | Expired |
| US5907148A | Portable reading apparatus for scan-reading a code using a laser light beam | Physics | 33 | Expired |
| US5821965A | Ink supply unit and recorder | Performing Operations; Transporting | 30 | Expired |
| US6264318A | Ink-jet recording apparatus and ink storing device | Performing Operations; Transporting | 28 | Expired |
| US7029068B2 | Child seat | Performing Operations; Transporting | 27 | Expired |
| US6082852A | Recording apparatus, printer, and an ink tank therein | Performing Operations; Transporting | 27 | Expired |
| US6007191A | Ink supply unit | Performing Operations; Transporting | 26 | Expired |
| US5760806A | Ink supply device ink jet printer and ink supply method | Performing Operations; Transporting | 24 | Expired |
| US5573079A | Electrically operated steering apparatus | Performing Operations; Transporting | 24 | Expired |
| US6000790A | Ink supply device | Performing Operations; Transporting | 20 | Expired |
| US6193312A | Seating board for child occupant and child seat | Performing Operations; Transporting | 19 | Expired |
| US6033063A | Ink printer and ink tank with ink spill prevention | Performing Operations; Transporting | 18 | Expired |
| US8946339B2 | Modified conjugated diene-based polymer, method for producing the same, modified conjugated diene-based polymer composition, and tire | Chemistry; Metallurgy | 17 | Active |
| US6039441A | Ink jet recording unit | Performing Operations; Transporting | 17 | Expired |
| US4525547A | Process for producing ethylene copolymer by gaseous phase copolymerization | Emerging Cross-Sectional Technologies | 17 | Expired |
| USD760891S1 | Injection tool | General | 17 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.