Growing community of inventors

Mobara, Japan

Seiji Itoh

Average Co-Inventor Count = 2.57

ph-index = 3

The patent ph-index is calculated by counting the number of publications for which an author has been cited by other authors at least that same number of times.

Forward Citations = 60

Seiji ItohKatsuhiko Mukai (5 patents)Seiji ItohYasuo Ishii (5 patents)Seiji ItohKiyoshi Kita (4 patents)Seiji ItohSeiji Itoh (6 patents)Katsuhiko MukaiKatsuhiko Mukai (5 patents)Yasuo IshiiYasuo Ishii (5 patents)Kiyoshi KitaKiyoshi Kita (20 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. New Vision Co., Ltd. (3 from 4 patents)

2. Katsuhiko Mukai (2 from 2 patents)

3. Other (1 from 832,718 patents)


6 patents:

1. 6500813 - Ophthalmic composition containing active vitamin D

2. 6410006 - Composition for prophylaxis and/or treatment of dry eye syndrome comprising vitamin D

3. 6248732 - Ophthalmological composition comprising activated vitamin D

4. 6187331 - Composition for prophylaxis and/or treatment of dry syndrome comprising vitamin D

5. 5876709 - Ophthalmic composition containing active Vitamin D

6. 5368590 - Corneal sponge and method of use

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as of
12/12/2025
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