Jun Yokoyama
47Patents
6h-index
33Co-inventors
69Inventor score
Filing activity: Jun 28, 1994 → Jul 14, 2022
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6597830B1 | Matrix optical switch and optical ADM | Electricity | 17 | Expired |
| US5537500A | Two-way line monitor | Physics | 16 | Expired |
| US6081367A | Optical filter module and optical amplifier using the same | Physics | 13 | Expired |
| US5457558A | Optical waveguide multiplexer for optical fiber amplifiers | Physics | 9 | Expired |
| US6132106A | Optical coupling module | Physics | 9 | Expired |
| US5621832A | Beam splitter and optical coupler using the same | Physics | 7 | Expired |
| US10497936B2 | Positive electrode active material for nonaqueous electrolyte secondary battery, method for producing same, and nonaqueous electrolyte secondary battery using said positive electrode active material | Emerging Cross-Sectional Technologies | 3 | Active |
| US8381003B2 | Memory relocation in computer for power saving | Emerging Cross-Sectional Technologies | 3 | Active |
| US8683235B2 | Electrical apparatus | Electricity | 3 | Active |
| US10177373B2 | Positive electrode active material for non-aqueous electrolyte secondary battery and method for producing same, and non-aqueous electrolyte secondary battery manufactured using said positive electrode active material | Emerging Cross-Sectional Technologies | 3 | Active |
| US10146241B2 | Power supply system, power management apparatus, power management method, and power management program | Electricity | 2 | Active |
| US7528605B2 | Superconductive magnet device and magnetic resonance imaging apparatus | Physics | 2 | Active |
| US10117363B2 | Management of server device, server control method, and program by temperature | Electricity | 1 | Active |
| US11108043B2 | Method for producing positive electrode active material for nonaqueous electrolyte secondary battery | Emerging Cross-Sectional Technologies | 1 | Active |
| US10466729B2 | Power supply system, power management, apparatus, power management method, and power management program | Electricity | 1 | Active |
| US9976563B2 | Electric device including an electric fan which generates airflow at a time of low-temperature startup | Mechanical Engineering; Lighting; Heating | 1 | Active |
| US11063257B2 | Positive electrode active material for nonaqueous electrolyte secondary batteries, production method thereof, and nonaqueous electrolyte secondary battery | Emerging Cross-Sectional Technologies | 1 | Active |
| US9377026B2 | Electric device including an electric fan and a control unit for controlling the electric fan | Mechanical Engineering; Lighting; Heating | 1 | Active |
| US9825469B2 | Equipment power management system | Emerging Cross-Sectional Technologies | 1 | Active |
| US8790766B2 | Polymer film | Emerging Cross-Sectional Technologies | 1 | Active |
| US6395452B1 | Photosensitive resin and photosensitive resin composition | Electricity | 0 | Expired |
| US10091914B2 | Fan control device | Electricity | 0 | Active |
| US11969823B2 | Laser processing apparatus and laser processing method | Performing Operations; Transporting | 0 | Active |
| US11408722B2 | OCT measuring device and oct measuring method | Physics | 0 | Active |
| US11637284B2 | Positive electrode active material for non-aqueous electrolyte secondary batteries, production method therefor, and non-aqueous electrolyte secondary batteries using said positive electrode active material | Emerging Cross-Sectional Technologies | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.