Akira Imamura
55Patents
8h-index
47Co-inventors
78Inventor score
Filing activity: Oct 26, 1984 → May 29, 2020
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7296178B2 | Write-once-type recording medium, recording apparatus and method for write-once-type recording medium, and reproducing apparatus and method for write-once-type recording medium | Physics | 66 | Active |
| US6471777B1 | Holder for electroless plating and method of electroless plating | Chemistry; Metallurgy | 53 | Expired |
| US5323159A | Digital/analog converter | Electricity | 46 | Expired |
| US7944437B2 | Information processing apparatus and touch pad control method | Physics | 15 | Active |
| US8279592B2 | Electronic device | Physics | 14 | Active |
| US6985411B2 | INFORMATION RECORDING MEDIUM, INFORMATION RECORDING AND/OR REPRODUCING APPARATUS AND METHOD, AND PROGRAM STORAGE DEVICE AND COMPUTER DATA SIGNAL EMBODIED IN CARRIER WAVE FOR CONTROLLING RECORD OR REPRODUCTION | Electricity | 13 | Expired |
| US7095607B2 | Electronic apparatus with a removable component | Physics | 11 | Expired |
| US9156122B2 | Method and apparatus for monitoring a polishing surface of a polishing pad used in polishing apparatus | Performing Operations; Transporting | 9 | Active |
| US7898525B2 | Electronic device including digital tuner unit | Physics | 7 | Active |
| US7337354B2 | Write once type recording medium, recording device and recording method for write once type recording medium, and reproduction device and reproduction method for write once type recording medium | Physics | 7 | Expired |
| US8139917B2 | Information recording medium, information recording device and method, information reproduction device and method, information recording/reproduction device and method, recording or reproduction control computer program, and data structure containing control signal | Electricity | 6 | Active |
| US6741459B2 | Electronic apparatus having a main body on which a display device is placed | Physics | 6 | Expired |
| US6639863B2 | Semiconductor integrated circuit device having link element | Electricity | 5 | Expired |
| US5405460A | Fe-Cr-Al alloy steel sheet and process for producing the same | Emerging Cross-Sectional Technologies | 4 | Expired |
| US7154675B2 | Image display apparatus | Physics | 4 | Expired |
| US9362129B2 | Polishing apparatus and polishing method | Electricity | 4 | Active |
| US7920125B2 | Electronic apparatus | Physics | 4 | Active |
| US9943943B2 | Method and apparatus for monitoring a polishing surface of a polishing pad used in polishing apparatus | Performing Operations; Transporting | 4 | Active |
| US4686588A | Azimuth adjustment apparatus for a magnetic head | Physics | 3 | Expired |
| US7542660B2 | Information recording medium, information recording and/or reproducing apparatus and method, and program storage device and computer data signal embodied in carrier wave for controlling record or reproduction | Electricity | 3 | Active |
| US7613078B2 | Information recording medium, information recording and/or reproducing apparatus and method, and program storage device and computer data signal embodied in carrier wave for controlling record or reproduction | Electricity | 2 | Active |
| US6811230B2 | Module housing bracket and electronic apparatus | Physics | 2 | Expired |
| US8102081B2 | Electronic apparatus | Physics | 2 | Active |
| US7440387B2 | Information recording medium, information recording and/or reproducing apparatus and method, computer program for controlling record or reproduction, and data structure including control signal | Electricity | 2 | Expired |
| US8019196B2 | Information recording medium, information recording device and method, information reproduction device and method, information recording/reproduction device and method, computer program for controlling recording or reproduction, and data structure including control signal | Electricity | 2 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.