Tatsuya Shimizu
121Patents
11h-index
146Co-inventors
83Inventor score
Filing activity: Oct 20, 1987 → Nov 17, 2023
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US8767347B1 | Magnetic head for perpendicular magnetic recording having two side shields | Physics | 59 | Active |
| US8427781B1 | Magnetic head for perpendicular magnetic recording having a main pole and a shield | Physics | 53 | Active |
| US4828955A | Microencapsulated particles and process for production thereof | Emerging Cross-Sectional Technologies | 22 | Expired |
| US9605452B2 | Door handle apparatus | Emerging Cross-Sectional Technologies | 22 | Active |
| US6313586A | Control apparatus capable of improving a rise time characteristic of a light source | Electricity | 18 | Expired |
| US9279099B2 | Processing system for cell cultures and module connecting method of processing system for cell cultures | Emerging Cross-Sectional Technologies | 16 | Active |
| US8416528B1 | Magnetic head for perpendicular magnetic recording having a return path section | Emerging Cross-Sectional Technologies | 16 | Active |
| US6660394B1 | Coating composition and hardened film obtained therefrom | Emerging Cross-Sectional Technologies | 14 | Expired |
| US8345381B1 | Magnetic head for perpendicular magnetic recording having a return path section | Physics | 13 | Active |
| US8983736B2 | Grille shutter control device | Emerging Cross-Sectional Technologies | 12 | Active |
| US7551394B2 | Magnetic head for perpendicular magnetic recording having a multilayer shield structure and method of manufacturing same | Physics | 12 | Active |
| US8482879B1 | Magnetic head for perpendicular magnetic recording having a return path section | Physics | 11 | Active |
| US8385019B1 | Magnetic head for perpendicular magnetic recording including a coil element located between the top surface of a main pole and an inclined surface of a shield | Physics | 11 | Active |
| US8422166B1 | Magnetic head for perpendicular magnetic recording having a main pole and a shield | Physics | 9 | Active |
| US7633714B2 | Magnetic head for perpendicular magnetic recording and method of manufacturing same | Physics | 9 | Active |
| US8967308B2 | Grille shutter apparatus | Emerging Cross-Sectional Technologies | 9 | Active |
| US7940495B2 | Magnetic head for perpendicular magnetic recording | Physics | 9 | Active |
| US7346588B2 | Cost estimation method and system, and computer readable medium for the method | Physics | 8 | Expired |
| US8794616B2 | Sheet post-processing apparatus and image forming apparatus using the same | Physics | 8 | Active |
| US8503130B1 | Magnetic head for perpendicular magnetic recording having a main pole and a shield | Physics | 7 | Active |
| US8891220B2 | Overcurrent cutoff device, and overcurrent detecting element to be used in overcurrent cutoff device | Emerging Cross-Sectional Technologies | 7 | Active |
| US7843665B2 | Perpendicular magnetic recording head with nonmagnetic metal layer even with top face of pole layer | Emerging Cross-Sectional Technologies | 6 | Active |
| US9221291B2 | Sheet binding processing apparatus and image forming system having the same | Performing Operations; Transporting | 6 | Active |
| US9082422B2 | Magnetic head for perpendicular magnetic recording including a main pole and a write shield to provide improved write characteristics without compromising the function of the write shield | Physics | 6 | Active |
| US8426752B2 | Electric connection box | Electricity | 5 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.