Satoshi Nagao
27Patents
5h-index
52Co-inventors
72Inventor score
Filing activity: Feb 4, 1997 → Mar 10, 2021
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6261474A | Lubricating oil for compression-type refrigerators containing pentafluoroethane and a polyvinyl ether | Chemistry; Metallurgy | 29 | Expired |
| US7645536B2 | Fuel cell, fuel cartridge and fuel cell system | Emerging Cross-Sectional Technologies | 20 | Expired |
| US8717142B2 | Door lock control apparatus for vehicle | Emerging Cross-Sectional Technologies | 9 | Active |
| US7927503B2 | Lubricant for compression type refrigerating machine and refrigerating device using same | Chemistry; Metallurgy | 7 | Active |
| US6248256A | Lubricating oil composition for refrigerators and method for lubrication with the composition | Chemistry; Metallurgy | 5 | Expired |
| US8531269B2 | Automatic locking apparatus | Performing Operations; Transporting | 5 | Active |
| US10967833B1 | Vehicle monitoring system using multiple security cameras | Performing Operations; Transporting | 3 | Active |
| US8089343B2 | Smart entry system | Physics | 3 | Active |
| US7677263B2 | Tandem pump valve structure | Emerging Cross-Sectional Technologies | 2 | Active |
| US6495062B2 | Lubricating oil composition for refrigerators and method for lubrication with the composition | Chemistry; Metallurgy | 2 | Expired |
| US7717690B2 | Gear pump | Mechanical Engineering; Lighting; Heating | 2 | Active |
| US9751075B2 | Ceria-zirconia complex oxide material and method for producing same | Chemistry; Metallurgy | 2 | Active |
| US9067193B2 | Exhaust gas purifying catalyst and method for producing same | Emerging Cross-Sectional Technologies | 1 | Active |
| US8486871B2 | Lubricant for compression type refrigerating machine and refrigeration system using the same | Chemistry; Metallurgy | 1 | Active |
| US9233356B2 | Exhaust gas purification catalyst and production method thereof | Performing Operations; Transporting | 1 | Active |
| US10046308B2 | Production method of oxygen storage material | Emerging Cross-Sectional Technologies | 1 | Active |
| US9126846B2 | Method of synthesizing metal composite oxide and metal composite oxide obtained by same | Chemistry; Metallurgy | 1 | Active |
| US9498771B2 | Catalyst for exhaust gas purification, and method for producing same | Emerging Cross-Sectional Technologies | 0 | Active |
| US10783389B2 | Systems and methods for avoiding misrecognition of traffic signs and signals by hacking | Physics | 0 | Active |
| US8914079B2 | Mobile information terminal, information management device, and mobile information terminal information management system | Electricity | 0 | Active |
| US9623401B2 | Exhaust gas purifying catalyst and production method thereof | Performing Operations; Transporting | 0 | Active |
| US10756894B2 | Vehicle communication system, onboard apparatus, and key issuing apparatus | Electricity | 0 | Active |
| US7678485B2 | Fuel cartridge, fuel cell and portable electrical appliance including fuel cell | Emerging Cross-Sectional Technologies | 0 | Expired |
| US9138736B2 | Exhaust purifying catalyst | Emerging Cross-Sectional Technologies | 0 | Active |
| US11676397B2 | System and method for detecting an object collision | Physics | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.