Ichiro Imaizumi
17Patents
7h-index
35Co-inventors
66Inventor score
Filing activity: Feb 26, 1974 → Oct 1, 2001
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5281865A | Flip-flop circuit | Electricity | 129 | Expired |
| US6707844B1 | Synchronous circuit and receiver | Electricity | 15 | Expired |
| US6678313B1 | Correlation circuit for spread spectrum communication | Electricity | 13 | Expired |
| US4278987A | Junction isolated IC with thick EPI portion having sides at least 20 degrees from (110) orientations | Emerging Cross-Sectional Technologies | 12 | Expired |
| US4362599A | Method for making semiconductor device | Emerging Cross-Sectional Technologies | 12 | Expired |
| US4423433A | High-breakdown-voltage resistance element for integrated circuit with a plurality of multilayer, overlapping electrodes | Electricity | 12 | Expired |
| US6647056B1 | Correlation circuit for spread spectrum communication, demodulation circuit and reception apparatus | Electricity | 8 | Expired |
| US3978369A | Solid state starter apparatus for a discharge lamp | Emerging Cross-Sectional Technologies | 5 | Expired |
| US4933737A | Polysilon contacts to IC mesas | Emerging Cross-Sectional Technologies | 5 | Expired |
| US6636557B2 | Despreading circuit | Electricity | 4 | Expired |
| US6891885B2 | Correlation circuit for spread spectrum communication | Electricity | 3 | Expired |
| US3959812A | High-voltage semiconductor integrated circuit | Electricity | 2 | Expired |
| US4443812A | High-breakdown-voltage semiconductor device | Emerging Cross-Sectional Technologies | 2 | Expired |
| US3977920A | Method of fabricating semiconductor device using at least two sorts of insulating films different from each other | Emerging Cross-Sectional Technologies | 1 | Expired |
| US6928103B2 | Rach receiving apparatus | Electricity | 1 | Expired |
| US6301292A | Despreading circuit | Electricity | 1 | Expired |
| US5019523A | Process for making polysilicon contacts to IC mesas | Emerging Cross-Sectional Technologies | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.