Uchida Manufacturing Co., Ltd.
11Patents
0Active
11Granted
26Portfolio score
Filing activity: Feb 7, 1983 → Nov 25, 1986
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4752422A | Ultrasonic humidifier | Emerging Cross-Sectional Technologies | 40 | Expired |
| USD287275S | Humidifier | General | 14 | Expired |
| US4631152A | Humidifier | Emerging Cross-Sectional Technologies | 8 | Expired |
| USD298049S | Kerosene heater | General | 5 | Expired |
| US4458664A | Oil stove | Emerging Cross-Sectional Technologies | 5 | Expired |
| USD288000S | Oil stove | General | 4 | Expired |
| US4492218A | Oil stove | Mechanical Engineering; Lighting; Heating | 2 | Expired |
| USD286175S | Oil stove | General | 2 | Expired |
| USD295310S | Oil stove | General | 2 | Expired |
| USD292017S | Demineralizing filter for ultrasonic humidifiers | General | 1 | Expired |
| USD296238S | Kerosene heater | General | 1 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.