Yutaka Igarashi
75Patents
17h-index
88Co-inventors
87Inventor score
Filing activity: Mar 4, 1976 → May 16, 2022
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6319225A | Injection syringe including device for preparation of injection | Human Necessities | 84 | Expired |
| US5113136A | Gradiometer apparatus with compensation coils for measuring magnetic fields | Physics | 80 | Expired |
| US7088591B2 | Printed circuit board and method for installing printed circuit board onto electro-conductive housing | Emerging Cross-Sectional Technologies | 46 | Expired |
| US5940143A | High-definition television signal receiving apparatus and gain control circuit thereof | Electricity | 42 | Expired |
| US4787853A | Printed circuit board with through-hole connection | Emerging Cross-Sectional Technologies | 41 | Expired |
| US5572264A | High definition TV signal receiver | Electricity | 39 | Expired |
| US5956098A | Digital broadcasting receiver | Electricity | 36 | Expired |
| US5396631A | Compiling apparatus and a compiling method | Physics | 35 | Expired |
| US5742803A | Method of performing a compilation process for determining a branch probability and an apparatus for performing the compilation process | Physics | 34 | Expired |
| US8805314B2 | Filter circuit and receiving device | Electricity | 32 | Active |
| US4655228A | Ultrasonic diagnosis apparatus for tissue characterization | Physics | 24 | Expired |
| US4742431A | Flexible circuit board | Emerging Cross-Sectional Technologies | 24 | Expired |
| US5769543A | Sealing device for linear guide apparatus | Mechanical Engineering; Lighting; Heating | 21 | Expired |
| US5285385A | System for displaying an estimated current source | Human Necessities | 20 | Expired |
| US6019513A | Sealing device for linear guide apparatus | Mechanical Engineering; Lighting; Heating | 19 | Expired |
| US5355085A | Multichannel SQUID flux meter having multiplexed SQUID flux sensors | Emerging Cross-Sectional Technologies | 19 | Expired |
| US6657678B1 | Digital broadcasting receiver | Electricity | 17 | Expired |
| US5045788A | Digital SQUID control system for measuring a weak magnetic flux | Emerging Cross-Sectional Technologies | 17 | Expired |
| US7280811B2 | Multimode wireless terminal and wireless transmitter-receiver unit | Electricity | 16 | Expired |
| US6895393B1 | Electronic book distributing system by use of purchase certificate and devices therefor | Physics | 15 | Expired |
| US5093618A | Multi-channel SQUID fluxmeter with time division feedback | Emerging Cross-Sectional Technologies | 11 | Expired |
| US6706964B2 | Electronic device and method for manufacturing the same, and method for shielding printed circuit board | Electricity | 9 | Expired |
| US4674182A | Method for producing printed wiring board with flexible auxiliary board | Emerging Cross-Sectional Technologies | 9 | Expired |
| US6233732A | Compiling system using intermediate codes to store a plurality of values | Physics | 8 | Expired |
| US6296979A | Sound deadening member for electrophotographic photoreceptor and electrophotographic photoreceptor using the same | Physics | 7 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.