Average Co-Inventor Count = 2.61
ph-index = 3
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. Sanyo Electric Co., Ltd. (3 from 8,780 patents)
2. Kyocera Corporation (1 from 6,656 patents)
3. Sanyo Co., Ltd. (1 from 5 patents)
5 patents:
1. 7801537 - Image providing apparatus and image providing system
2. 7123913 - Cellular telephone
3. 6990331 - Mobile terminal
4. 6898443 - Portable telephone device
5. 6856609 - Mobile station for CDMA communication system and method for communication of the mobile station