Masaki Ikeda
78Patents
15h-index
63Co-inventors
87Inventor score
Filing activity: Apr 18, 1977 → Mar 31, 2021
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7784104B2 | Power tool system | Performing Operations; Transporting | 92 | Active |
| US5444844A | Figure drawing apparatus and inventory purchasing system using the same | Physics | 81 | Expired |
| US5889459A | Metal oxide film resistor | Electricity | 77 | Expired |
| US4591346A | Self-righting vehicle with means for locking drive wheel | Human Necessities | 59 | Expired |
| US4300308A | Toy vehicle capable of traveling on both its top and bottom surfaces | Human Necessities | 47 | Expired |
| US4291490A | Moving toys | Human Necessities | 46 | Expired |
| US6788296B2 | Coordinate data entry device | Physics | 43 | Expired |
| US9041322B2 | Electric power tool | Emerging Cross-Sectional Technologies | 32 | Active |
| US4147835A | Article having self-cleaning coating | Chemistry; Metallurgy | 29 | Expired |
| US6654008B2 | Electronic whiteboard and penholder used for the same | Physics | 25 | Expired |
| US4377618A | Infrared radiator | Emerging Cross-Sectional Technologies | 25 | Expired |
| US5315434A | Infrared-transmissive lens and human body detecting sensor using the same | Emerging Cross-Sectional Technologies | 23 | Expired |
| US4541813A | Device for controlling wheeled vehicles | Human Necessities | 22 | Expired |
| US9430928B2 | Power tool system | Electricity | 19 | Active |
| US7208915B2 | Constant-current battery charger | Electricity | 17 | Expired |
| US9746860B2 | Electric tool adaptor and electric tool system using same | Performing Operations; Transporting | 15 | Active |
| US5346523A | Method of molding chalcogenide glass lenses | Emerging Cross-Sectional Technologies | 15 | Expired |
| US9178380B2 | Charger apparatus capable of determining deterioration of second battery | Electricity | 15 | Active |
| US5245492A | Magnetic head | Chemistry; Metallurgy | 13 | Expired |
| US5667888A | Color filters and methods of manufacturing the same | Emerging Cross-Sectional Technologies | 13 | Expired |
| US8689900B2 | Rotary tool | Performing Operations; Transporting | 13 | Active |
| US5242722A | Strain sensor | Emerging Cross-Sectional Technologies | 12 | Expired |
| US4587402A | Planar heating unit | Electricity | 12 | Expired |
| US4694573A | Method of forming electrically conductive circuit | Emerging Cross-Sectional Technologies | 12 | Expired |
| US4855261A | Sealing glass | Physics | 11 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.