Average Co-Inventor Count = 2.88
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 Paper Mills Limited (4 from 622 patents)
2. Unitika Ltd. (2 from 390 patents)
3. Yamaha Corporation (1 from 5,450 patents)
4. Nippon Telegraph and Telephone Corporation (1 from 5,290 patents)
5. Toyo Ink Manufacturing Company (1 from 223 patents)
6. Toyo Ink Mfg. Co., Ltd. (1 from 105 patents)
7 patents:
1. 8247068 - Coating material for forming gas-barrier layer and gas-barrier multilayer body
2. 8114521 - Gas barrier laminate
3. 7641764 - Non-woven fabric for gypsum board and process for producing the same
4. 6905798 - Separator for electrochemical device and method for producing the same
5. 5888526 - Antibacterial antifungal agent and fibrous material containing the same
6. 5315640 - Data transfer device
7. 5288402 - Liquid filter medium including a fibrillated filtering layer and an