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Denpei Sudo

USPTO Granted Patents = 3

Average Co-Inventor Count = 3.3

ph-index = 3

Forward Citations = 56(Granted Patents)

Company Filing History:

Daikyo Gomu Seiko, Ltd.

Yamanouchi Pharmaceutical Company Ltd.

Takeda Chemical Industries, Inc.

Daikyo Gomu Sekio Ltd.

where one patent can have more than one assignee

Years Active: 1984-1992

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3 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 5078941 - Process for the production of a resin-laminated rubber closure for a (1992-01-07),

2. 4915243 - Resin-laminated rubber closure for a medical vial (1990-04-10),

3. 4441621 - Pierceable closure member for vial (1984-04-10),

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