Average Co-Inventor Count = 3.75
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. Itochu Corporation (1 from 20 patents)
2. The Sailor Pen Co., Ltd. (1 from 18 patents)
2 patents:
1. 6499363 - Tip for pipette and pipette with the same
2. 5881596 - Urine sampling vessel