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Naoko Yamaguchi

USPTO Granted Patents = 6 (Patent Applications = 3)

CIPO Patents = 1

EPO Patents = 6 (Patent Applications = 2)

Average Co-Inventor Count = 2.9

ph-index = 3

Forward Citations = 45(Granted Patents)

Company Filing History:

Asahi Kasei Fibers Corporation

Shionogi Company Limited

where one patent can have more than one assignee

Years Active: 2009-2021

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6 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 10882688 - Sheet material for extraction, extraction filter, and extraction bag (2021-01-05),

2. 10548427 - Sheet for extraction, extraction filter, and extraction bag (2020-02-04),

3. 9732453 - Nonwoven fabric sheet, and extraction filter and extraction bag using the same (2017-08-15),

4. 9156830 - Heterocyclic compounds (2015-10-13),

5. 8746131 - Drip bag (2014-06-10),

6. 7498281 - Nonwoven fabric and tea bag (2009-03-03),

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