Average Co-Inventor Count = 4.61
ph-index = 6
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.
Company Filing History:
1. Eisai Company, Limited (4 from 677 patents)
2. Eisai R&d Management Co., Ltd. (2 from 527 patents)
3. Sansho Co., Ltd. (2 from 10 patents)
4. Sankyo Seisakusho Co. & Eisai Co., Ltd. (2 from 2 patents)
5. Asta Medica, Aktiengesellschaft (1 from 112 patents)
6. Sankyo Seisakusho Co. (1 from 49 patents)
7. Sankyo Seisakusho & Eisai Co., Ltd. (1 from 1 patent)
11 patents:
1. 8263123 - Rapidly disintegrating tablet containing polyvinyl alcohol
2. 7727548 - Rapidly disintegrable tablet containing polyvinyl alcohol
3. 6227836 - Apparatus for manufacturing tablets
4. 6117864 - Methods employing stable preparation containing azelastine hydrochloride
5. 6074586 - Method for manufacturing tablets
6. 5672364 - Apparatus for manufacturing tablets
7. 5603880 - Method and apparatus for manufacturing tablets
8. 5560907 - Whitening embellisher
9. 5427775 - Whitening embellisher
10. 5073375 - Pharmaceutical preparation for percutaneous administration containing
11. 5059427 - Pharmaceutical preparation for percutaneous administration containing