ASMO CO., LTD.
818Patents
357Active
818Granted
53Portfolio score
Filing activity: Oct 1, 1980 → Sep 19, 2017 · 160 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7183737B2 | Motor control device and motor control method | Electricity | 1,372 | Expired |
| US6933656B2 | Ultrasonic motor having integrated electrodes and manufacturing method of the same | Electricity | 314 | Expired |
| US5214339A | Circuit and method of driving an ultrasonic motor to method for driving an ultrasonic motor | Electricity | 308 | Expired |
| US5119466A | Control motor integrated with a direct current motor and a speed control circuit | Emerging Cross-Sectional Technologies | 100 | Expired |
| US4818911A | Stator of electric motor | Electricity | 68 | Expired |
| US5454135A | Windshield wiper superstructure with airfoil | Performing Operations; Transporting | 66 | Expired |
| USD511735S1 | Wiper blade | General | 59 | Expired |
| US4908988A | Self-driving closure device | Fixed Constructions | 57 | Expired |
| US6081088A | Automatic opening/closing apparatus | Electricity | 56 | Expired |
| US5938252A | Door member locking/unlocking apparatus | Emerging Cross-Sectional Technologies | 53 | Expired |
| US7603742B2 | Wiper blade and wiper system having the same | Performing Operations; Transporting | 51 | Active |
| US7636980B2 | Wiper blade having cover member | Performing Operations; Transporting | 51 | Active |
| US6220383A | Electric power unit | Emerging Cross-Sectional Technologies | 50 | Expired |
| US7526832B2 | Wiper blade having a lever connected to wiper arm | Performing Operations; Transporting | 50 | Active |
| US6339305B1 | Automatic opening and closing device | Fixed Constructions | 46 | Expired |
| US4689535A | Concealed wiper system | Emerging Cross-Sectional Technologies | 45 | Expired |
| USD524223S1 | Wiper blade | General | 44 | Expired |
| US6367117B1 | Wiper blade | Performing Operations; Transporting | 42 | Expired |
| US6107708A | Brushless motor | Electricity | 42 | Expired |
| US6119301A | Wiper device including cover | Performing Operations; Transporting | 41 | Expired |
| US7895703B2 | Backdoor apparatus | Emerging Cross-Sectional Technologies | 40 | Active |
| US7137167B2 | Wiper blade having lever assembly | Performing Operations; Transporting | 40 | Expired |
| US6756711B2 | Motor having control circuit board for controlling its rotation | Emerging Cross-Sectional Technologies | 39 | Expired |
| US5003212A | Molded commutator with a layer of insulation on the base | Electricity | 38 | Expired |
| US6252323A | Revolving magnetic field type motor | Electricity | 35 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.