Company Filing History:

13 out of 21,351

Mitsubishi Denki Kabushiki Kaisha

where one patent can have more than one assignee

Years Active: 1997-2006

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13 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 7039202 - Microphone unit (2006-05-02),

2. 6870938 - Semiconductor electret capacitor microphone (2005-03-22),

3. 6750665 - Semiconductor pressure detecting device (2004-06-15),

4. 6516069 - Microphone filter and microphone unit (2003-02-04),

5. 6218883 - Semiconductor integrated circuit for electric microphone (2001-04-17),

6. 6184774 - Semiconductor pressure detecting device with piezo resistance crossing grain boundaries (2001-02-06),

7. 6127713 - Semiconductor pressure detecting device (2000-10-03),

8. 6101883 - Semiconductor pressure sensor including a resistive element which (2000-08-15),

9. 6084460 - Four quadrant multiplying circuit driveable at low power supply voltage (2000-07-04),

10. 6021673 - Semiconductor pressure detecting device (2000-02-08),

11. 6021670 - Semiconductor acceleration detecting device with shock absorbing (2000-02-08),

12. 5793297 - Self-monitoring pressure detection apparatus and method (1998-08-11),

13. 5591917 - Semiconductor pressure sensor with rated pressure specified for desired (1997-01-07),

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Location History:

Company Filing History:

Years Active: 1997-2006