Kenji Itoh
128Patents
27h-index
185Co-inventors
93Inventor score
Filing activity: Jan 28, 1974 → May 24, 2022
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6600911B1 | Even harmonic direct-conversion receiver, and a transmitting and receiving apparatus using the same | Electricity | 104 | Expired |
| US5932302A | Method for fabricating with ultrasonic vibration a carbon coating | Emerging Cross-Sectional Technologies | 85 | Expired |
| US6171674A | Hard carbon coating for magnetic recording medium | Emerging Cross-Sectional Technologies | 79 | Expired |
| US4975144A | Method of plasma etching amorphous carbon films | Electricity | 78 | Expired |
| US6183816A | Method of fabricating the coating | Emerging Cross-Sectional Technologies | 75 | Expired |
| US5879741A | Apparatus and method for forming film | Chemistry; Metallurgy | 72 | Expired |
| US6468617B1 | Apparatus for fabricating coating and method of fabricating the coating | Emerging Cross-Sectional Technologies | 71 | Expired |
| US4996079A | Method of depositing thin films consisting mainly of carbon | Emerging Cross-Sectional Technologies | 70 | Expired |
| US6835523B1 | Apparatus for fabricating coating and method of fabricating the coating | Emerging Cross-Sectional Technologies | 69 | Expired |
| US4713518A | Electronic device manufacturing methods | Emerging Cross-Sectional Technologies | 62 | Expired |
| US6261634A | Apparatus and method for forming film | Chemistry; Metallurgy | 61 | Expired |
| US5227196A | Method of forming a carbon film on a substrate made of an oxide material | Emerging Cross-Sectional Technologies | 50 | Expired |
| US5787126A | Detector and receiving and transmitting apparatus | Electricity | 48 | Expired |
| US6001431A | Process for fabricating a magnetic recording medium | Emerging Cross-Sectional Technologies | 44 | Expired |
| US5022959A | Method of wet etching by use of plasma etched carbonaceous masks | Electricity | 44 | Expired |
| US5796430A | Video camera with a function to correct defective pixels of solid state image pickup device and method of correcting defective pixels of solid state image pickup device | Electricity | 39 | Expired |
| US5625413A | Video camera with a function to correct defective pixels of solid state image pickup device and method of correcting defective pixels of solid state image | Electricity | 38 | Expired |
| US5190824A | Electrostatic-erasing abrasion-proof coating | Emerging Cross-Sectional Technologies | 38 | Expired |
| US6212030A | Magnetic disk drive having means for reducing disk deformation | Emerging Cross-Sectional Technologies | 36 | Expired |
| US6154640A | Method and apparatus for communication and signal synthesis | Electricity | 34 | Expired |
| US5820947A | Plasma processing method and apparatus | Electricity | 34 | Expired |
| US6322164A | Braking device | Performing Operations; Transporting | 33 | Expired |
| US4970368A | Laser scribing method | Emerging Cross-Sectional Technologies | 32 | Expired |
| US5184093A | Frequency synthesizer | Electricity | 32 | Expired |
| US4774586A | Interline type charge transfer imaging device | Electricity | 29 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.