Average Co-Inventor Count = 2.40
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. Matsushita Electric Industrial Co., Ltd. (3 from 27,375 patents)
2. Panasonic Corporation (1 from 16,453 patents)
3. Panasonic Intellectual Property Management Co., Ltd. (1 from 13,289 patents)
5 patents:
1. 10960819 - Vehicle-mounted accessory device mounted on vehicle, vehicle-mounted display system
2. 8828572 - Portable terminal device
3. 6763245 - Portable phone device
4. 6718188 - Mobile wireless apparatus
5. 6628351 - Liquid crystal display apparatus