Company Filing History:

3 out of 285

Toyo Soda Manufacturing Co., Ltd.

patents

1 out of 893

Tosoh Corporation

patents

Years Active: 1987-1989

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4 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 4870146 - Process for producing a light color high softening point hydrocarbon (1989-09-26),

2. 4826935 - Process for gas phase polymerization of vinyl chloride (1989-05-02),

3. 4740571 - Process for gas phase polymerization of vinyl chloride (1988-04-26),

4. 4684711 - Process for producing a hydrocarbon resin (1987-08-04),

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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

Michio Saito

Location History:

Company Filing History:

Years Active: 1987-1989