Sei Kato
28Patents
9h-index
24Co-inventors
75Inventor score
Filing activity: Nov 6, 1974 → Oct 4, 2018
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4169681A | Liquid stirring apparatus | Emerging Cross-Sectional Technologies | 32 | Expired |
| US6744828B1 | Receiving apparatus | Electricity | 23 | Expired |
| US6823875B2 | Composition of a vibrating wave type oral cleansing and hygiene appliance | Human Necessities | 23 | Expired |
| US6217515A | Image display method and ultrasonic diagnostic apparatus | Physics | 20 | Expired |
| USD465577S1 | Massage machine | General | 14 | Expired |
| US5840034A | Ultrasonic imaging method and ultrasonic diagnostic apparatus | Emerging Cross-Sectional Technologies | 12 | Expired |
| US5687150A | Apparatus for and method of recording information, and apparatus for recording and reproducing information | Physics | 11 | Expired |
| US5879302A | Imaging method and apparatus using MIP projection of doppler power values | Physics | 9 | Expired |
| US6139497A | Ultrasound image displaying method and ultrasound imaging apparatus | Physics | 9 | Expired |
| US5775243A | Thread exchanger device for sewing machine | Textiles; Paper | 8 | Expired |
| US6963725B2 | Information communication terminal apparatus | Electricity | 8 | Expired |
| US7039127B2 | Digital broadcast receiving apparatus | Electricity | 3 | Expired |
| US7367946B2 | Ultrasonic diagnostic apparatus with automatic marking | Human Necessities | 2 | Expired |
| US7727154B2 | Ultrasonic diagnostic apparatus | Physics | 2 | Active |
| US8494806B2 | Method, program and apparatus for optimizing configuration parameter set of system | Physics | 2 | Active |
| US6170417A | Remote control bobbin case exchanger device | Textiles; Paper | 2 | Expired |
| US7666140B2 | Ultrasonic imaging method and ultrasonic diagnostic apparatus | Physics | 2 | Expired |
| US6738103B2 | Receiver for digital broadcasting | Electricity | 1 | Expired |
| US7848726B2 | High-frequency receiver and adjacent interference wave reducing method | Electricity | 1 | Active |
| US10803867B2 | Dialogue system and domain determination method | Physics | 1 | Active |
| US7088951B2 | Receiver, method thereof, program thereof, recording medium recording the program, and communication system | Electricity | 1 | Expired |
| US6743176B2 | Ultrasonic image display apparatus and ultrasonic image display method | Human Necessities | 1 | Expired |
| US10593323B2 | Keyword generation apparatus and keyword generation method | Physics | 0 | Active |
| US7496476B2 | Method and system for analyzing performance of an information processing system | Physics | 0 | Active |
| US10629197B2 | Voice processing system and voice processing method for predicting and executing an ask-again request corresponding to a received request | Physics | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.