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Nai-Hsuan Hsu

USPTO Granted Patents = 7 (Patent Applications = 2)

EPO Patents = 3 (Patent Applications = 2)

Average Co-Inventor Count = 2.3

ph-index = 1

Location History:

Jhonge, TW (2011)
Taipei, TW (2010 - 2022)

Company Filing History:

Sunny Pharmtech Inc.

Years Active: 2010-2022

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7 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 11459288 - Process for preparing azelaic acid (2022-10-04),

2. 10144692 - Method of making vitamin K1 (2018-12-04),

3. 8927767 - Crystalline polymorphs of acetyl-glycine-beta-alanine and process of making the same (2015-01-06),

4. 8927499 - Glycine derivative capable of inhibiting melanin formation and composition using the same (2015-01-06),

5. 8053474 - Compound with carboxyl acid group and amide group and application thereof (2011-11-08),

6. 7935837 - Process for synthesis of androstane 17-β carbothioic acid and relative compounds thereof (2011-05-03),

7. 7741496 - Ascorbic acid derivatives (2010-06-22),

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