Ryo Shimizu
91Patents
8h-index
84Co-inventors
81Inventor score
Filing activity: Dec 2, 1991 → Mar 3, 2022
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5254075A | Internal circulation type centrifugal extractor | Performing Operations; Transporting | 32 | Expired |
| US6956980B2 | Optical waveguide type optical modulator and production method therefor | Physics | 16 | Expired |
| US5454360A | Supercharged pressure control device for supercharged engine | Emerging Cross-Sectional Technologies | 13 | Expired |
| US8375515B2 | Caster | Performing Operations; Transporting | 10 | Active |
| USD936466S1 | Caster | General | 10 | Active |
| US7523239B2 | Bus communication system | Electricity | 9 | Active |
| USD766073S1 | Caster | General | 9 | Active |
| US7523440B2 | Dynamic generation of formatted user interfaces in software environments | Physics | 8 | Active |
| USD941667S1 | Caster | General | 6 | Active |
| US10075081B2 | Insulated synchronous rectification DC/DC converter | Emerging Cross-Sectional Technologies | 5 | Active |
| US7013787B2 | Braiding composition backing using wide yarn and manufacturing method thereof | Textiles; Paper | 5 | Expired |
| US10018496B2 | Hopper and combination scale comprising the same | Performing Operations; Transporting | 4 | Active |
| US9081139B2 | Optical waveguide device | Physics | 4 | Active |
| USD941666S1 | Caster | General | 3 | Active |
| US10191760B2 | Proxy response program, proxy response device and proxy response method | Physics | 3 | Active |
| US8244420B2 | Vehicle, vehicle control method, and drive unit | Emerging Cross-Sectional Technologies | 3 | Active |
| US10093305B2 | Travel driving apparatus of vehicle | Emerging Cross-Sectional Technologies | 3 | Active |
| US7558444B2 | Traveling-wave-type optical modulator and method of adjusting the same | Physics | 3 | Expired |
| US9948196B2 | Insulation-type synchronous DC/DC converter | Emerging Cross-Sectional Technologies | 3 | Active |
| US9527390B2 | Electric vehicle charging system | Emerging Cross-Sectional Technologies | 3 | Active |
| US11261033B2 | Combination weighing device | Physics | 3 | Active |
| US9991809B2 | Insulation-type synchronous DC/DC converter | Emerging Cross-Sectional Technologies | 3 | Active |
| US9371051B2 | Collision determination apparatus | Performing Operations; Transporting | 3 | Active |
| US10086825B2 | Travel driving apparatus of vehicle | Emerging Cross-Sectional Technologies | 2 | Active |
| US10079547B2 | Insulating synchronous rectifying DC/DC converter, synchronous rectifying controller, power supply using the same, power adapter and electronic device, and control method of synchronous rectifying controller | Emerging Cross-Sectional Technologies | 2 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.