Company Filing History:

5 out of 1,099

Shin-etsu Handotai Co., Ltd.

patents

3 out of 52,711

Kabushiki Kaisha Toshiba

where one patent can have more than one assignee

Years Active: 2007-2009

where 'Filed Patents' based on already Granted Patents

5 patents (USPTO):Sort by Forward Citations

Abstract keywords

1. 7474386 - Wafer flatness evaluation method, wafer flatness evaluation apparatus carrying out the evaluation method, wafer manufacturing method using the evaluation method, wafer quality assurance method using the evaluation method, semiconductor device manufacturing method using the evaluation method and semiconductor device manufacturing method using a wafer evaluated by the evaluation method (2009-01-06),

2. 7365830 - Wafer flatness evaluation method, wafer flatness evaluation apparatus carrying out the evaluation method, wafer manufacturing method using the evaluation method, wafer quality assurance method using the evaluation method, semiconductor device manufacturing method using the evaluation method and semiconductor device manufacturing method using a wafer evaluated by the evaluation method (2008-04-29),

3. 7276427 - Method for manufacturing SOI wafer (2007-10-02),

4. 7230680 - Wafer flatness evaluation method, wafer flatness evaluation apparatus carrying out the evaluation method, wafer manufacturing method using the evaluation method, wafer quality assurance method using the evaluation method, semiconductor device manufacturing method using the evaluation method and semiconductor device manufacturing method using a wafer evaluated by the evaluation method (2007-06-12),

5. 7203559 - Method for manufacturing semiconductor wafer, method for receiving order for manufacture of semiconductor wafer, and system for receiving order for manufacture of semiconductor wafer (2007-04-10),

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Inventor’s Patent Attorneys refers to legal professionals with specialized expertise in representing inventors throughout the patent process. These attorneys assist inventors in navigating the complexities of patent law, including filing patent applications, conducting patent searches, and protecting intellectual property rights. They play a crucial role in helping inventors secure patents for their innovative creations.

For the Inventor, By the Inventor

Masashi Ichikawa

Location History:

Company Filing History:

Years Active: 2007-2009