Average Co-Inventor Count = 2.90
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. Shotoku Ltd. (3 from 5 patents)
2. Tokyo Broadcasting System, Inc. (1 from 11 patents)
3 patents:
1. 7161620 - Moving pedestal for a camera including wheels and sensors for detecting a moving amount thereof
2. 6467974 - Tiltable device for carrying an object thereon
3. 4757970 - Balancing mechanism in pedestal carrying television camera