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Toshio Iwasa

This inventor holds 5 USPTO granted patents. Top assignee: Asahi Kasei Kogyo Kabushiki Kaisha. Active years: 1976-1981.

USPTO Granted Patents = 5

% Patents Active = 100.0

Average Co-Inventor Count = 3.4

ph-index = 3

Forward Citations = 33(Granted Patents)

Location History:

Fuji, JA (1976)
Fuji, JP (1979 - 1981)
Kawasaki, JP (1981)

Company Filing History:

Asahi Kasei Kogyo Kabushiki Kaisha

Years Active: 1976-1981

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5 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 4298644 - Extremely fine acrylic polymer fiber pile fabric and process for (1981-11-03),

2. 4251605 - Dried porous acrylonitrile polymer membrane, process for producing same (1981-02-17),

3. 4177150 - Dried porous acrylonitrile polymer membrane, process for producing same (1979-12-04),

4. 4144299 - Process for producing acrylonitrile polymer film (1979-03-13),

5. 3931120 - Flameproof modacrylic fibers (1976-01-06),

Profile summary based on public USPTO records.

Please report any incorrect information to [email protected]

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