Masashi Tsubota

USPTO Granted Patents = 11 (Patent Applications = 1)

EPO Patents = 1 (Patent Applications = 3)

Average Co-Inventor Count = 1.1

ph-index = 5

Forward Citations = 54(Granted Patents)

Location History:

Kanagawa, JP (2007 - 2008)
Kawasaki, JP (2009)
Tokyo, JP (1991 - 2019)

Company Filing History:

5 out of 2,467

Nec Electronics Corporation

Renesas Electronics Corporation

patents

Years Active: 1991-2025

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11 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 12460915 - Angle error correction device (2025-11-04),

2. 10312850 - Semiconductor device and power conversion device (2019-06-04),

3. 7558990 - Semiconductor circuit device and method of detecting runaway (2009-07-07),

4. 7449854 - PWM signal generation apparatus and method thereof and motor control apparatus and method thereof (2008-11-11),

5. 7408315 - Motor control apparatus, motor control circuit, and method thereof (2008-08-05),

6. 7250740 - Method and apparatus for generating pulse-width modulated waveform (2007-07-31),

7. 6606701 - Micro-processor (2003-08-12),

8. 5555559 - Microprocessor capable of ensuring flexible recovery time for I/O device (1996-09-10),

9. 5535404 - Microprocessor status register having plural control information (1996-07-09),

10. 5193160 - Address translation system with register storing section and area numbers (1993-03-09),

11. 5054026 - Microprocessor having functional redundancy monitoring mode of operation (1991-10-01),

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1 patent pending:

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1 patent (EPO):

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3 patents pending (EPO):

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