Average Co-Inventor Count = 3.91
ph-index = 4
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. Mitsubishi Heavy Industries Limited (3 from 4,643 patents)
2. Mitsubishi Heavy Industries Engineering, Ltd. (1 from 115 patents)
3. Osaka Taiyu Co., Ltd. (1 from 9 patents)
4. Qb. Net Co., Ltd. (1 from 2 patents)
6 patents:
1. 10696188 - Vehicle
2. D786132 - Rolling stock doors
3. D757604 - End part of rolling stock
4. D755672 - Rolling stock
5. D496734 - Assembled store for beauty and hairdressing
6. 5131333 - Tiltable table