Average Co-Inventor Count = 4.50
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. Toshiba Lighting & Technology Corporation (3 from 662 patents)
2. Kabushiki Kaisha Toshiba (1 from 52,711 patents)
3 patents:
1. D712081 - Lighting fixture
2. D709636 - Lighting fixture
3. D648060 - Lighting fixture