Average Co-Inventor Count = 5.00
ph-index = 2
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. Kaken Pharmaceutical Company, Ltd. (1 from 136 patents)
2. Freund Industrial Co., Ltd. (1 from 53 patents)
3. Murakami Kaimeido Co., Ltd. (1 from 36 patents)
4. Okawara Mf. Co., Ltd. (1 from 1 patent)
2 patents:
1. 5620245 - Manuscript display apparatus
2. 5296265 - Fluidized coating apparatus having perforated rotating disk and method