Akira Yamamoto
768Patents
41h-index
741Co-inventors
93Inventor score
Filing activity: Jun 25, 1974 → Sep 26, 2023
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5193154A | Buffered peripheral system and method for backing up and retrieving data to and from backup memory device | Emerging Cross-Sectional Technologies | 1,308 | Expired |
| US7069383B2 | Apparatus and method for reallocating logical to physical disk devices using a storage controller, with access frequency and sequential access ratio calculations and display | Physics | 314 | Expired |
| US8898383B2 | Apparatus for reallocating logical to physical disk devices using a storage controller and method of the same | Physics | 310 | Active |
| US8484414B2 | Storage system having plurality of flash packages | Physics | 177 | Active |
| US5737742A | Memory system using flash memory and method of controlling the memory system | Physics | 173 | Expired |
| US6542961B1 | Disk storage system including a switch | Physics | 125 | Expired |
| US5956750A | Apparatus and method for reallocating logical to physical disk devices using a storage controller, with access frequency and sequential access ratio calculations and display | Physics | 112 | Expired |
| US5253351A | Memory controller with a cache memory and control method of cache memory including steps of determining memory access threshold values | Physics | 110 | Expired |
| US6640291B2 | Apparatus and method for online data migration with remote copy | Emerging Cross-Sectional Technologies | 109 | Expired |
| US6098129A | Communications system/method from host having variable-length format to variable-length format first I/O subsystem or fixed-length format second I/O subsystem using table for subsystem determination | Physics | 105 | Expired |
| US6681303B1 | Storage system | Physics | 99 | Expired |
| US5755867A | Photocatalytic hydrophilic coating compositions | Chemistry; Metallurgy | 99 | Expired |
| US6408370B2 | Storage system assuring data integrity and a synchronous remote data duplexing | Physics | 86 | Expired |
| US6529976B1 | Heterogeneous computer system, heterogeneous input output system and data back-up method for the systems | Physics | 84 | Expired |
| US5818419A | Display device and method for driving the same | Physics | 80 | Expired |
| US5262834A | Image fixing apparatus | Physics | 79 | Expired |
| US5956014A | Brightness control and power control of display device | Physics | 79 | Expired |
| US5640600A | Storage controller and bus control method for use therewith | Physics | 78 | Expired |
| US5162634A | Image fixing apparatus | Physics | 76 | Expired |
| US6115797A | Method and system for sharing storage device via mutually different interfaces | Physics | 76 | Expired |
| US5973068A | Silicone resin-containing emulsion composition, method for making same, and article having a cured film of same | Chemistry; Metallurgy | 70 | Expired |
| US7356660B2 | Storage device | Emerging Cross-Sectional Technologies | 69 | Expired |
| US6775830B1 | Computer system and a program install method thereof | Physics | 65 | Expired |
| US6779063B2 | Direct access storage system having plural interfaces which permit receipt of block and file I/O requests | Emerging Cross-Sectional Technologies | 57 | Expired |
| US4967341A | Method and apparatus for processing data base | Emerging Cross-Sectional Technologies | 56 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.