Average Co-Inventor Count = 3.00
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. Kabushiki Kaisha Toshiba (2 from 52,730 patents)
2. Tokyo Electric Co. (2 from 492 patents)
3. Tokyo Shibaura Denki Kabushiki Kaisha (1 from 2,916 patents)
4. Kabushiki Kaisha Tec (1 from 122 patents)
4 patents:
1. D373784 - Label printer
2. D289097 - Electric vacuum cleaner
3. D288972 - Electric vacuum cleaner
4. D285923 - Arithmetic operation control machine for electronic computers