Tsuyoshi Takahashi
160Patents
23h-index
265Co-inventors
93Inventor score
Filing activity: Nov 26, 1974 → Sep 28, 2022
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5414591A | Magnetic disk storage system | Physics | 213 | Expired |
| US6568530B2 | Information label for target user, and display package having the label | Physics | 155 | Expired |
| US5189578A | Disk system with sub-actuators for fine head displacement | Physics | 152 | Expired |
| US5173819A | Disk apparatus having an improved cooling structure | Physics | 121 | Expired |
| US5206772A | Magnetic disk apparatus having improved arrangement of head disk assemblies | Physics | 75 | Expired |
| US6207976A | Semiconductor device with ohmic contacts on compound semiconductor and manufacture thereof | Electricity | 67 | Expired |
| US6914356B2 | Rotating electric machine and method for manufacturing the same | Electricity | 65 | Expired |
| US6376961B2 | Coil assembly of rotating electrical machinery and method for producing the same, and stator of rotating electric machinery using the same coil assembly | Electricity | 50 | Expired |
| US6477616B1 | Storage device, storage system, memory management method, recording medium, and computer data signal | Physics | 49 | Expired |
| US4721777A | Process for the virus-inactivation of immunoglobulin | Emerging Cross-Sectional Technologies | 43 | Expired |
| US5682046A | Heterojunction bipolar semiconductor device and its manufacturing method | Electricity | 42 | Expired |
| US5247410A | Magnetic disk apparatus using a rotary actuator for magnetic head positioning with reduced vibration | Physics | 39 | Expired |
| USD762053S1 | Footwear insole | General | 38 | Active |
| US5252851A | Semiconductor integrated circuit with photo diode | Electricity | 37 | Expired |
| US5062012A | Linear access mechanism with driving force reaction cancelling device and magnetic disk apparatus using the same | Physics | 37 | Expired |
| US6251188A | Apparatus for forming laminated thin films or layers | Chemistry; Metallurgy | 30 | Expired |
| US6022586A | Method and apparatus for forming laminated thin films or layers | Chemistry; Metallurgy | 30 | Expired |
| US6141168A | Automatic calibration method, read apparatus and storage apparatus | Physics | 29 | Expired |
| US6101053A | Write condition setting method and disk unit | Physics | 28 | Expired |
| US6110772A | Semiconductor integrated circuit and manufacturing method thereof | Electricity | 28 | Expired |
| US6771449B1 | Falling sensor and the information processing device making use of it | Physics | 27 | Expired |
| US5140482A | Guide arm with affixed printed circuit board for magnetic disk drive | Physics | 26 | Expired |
| US7300596B2 | Method of manufacturing liquid discharge head | Performing Operations; Transporting | 26 | Active |
| US5517372A | Rotating disk storage device with cooling air flow control | Physics | 23 | Expired |
| US5245489A | Guide arm with a fixed printed circuit board for magnetic disk drive | Physics | 23 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.