Average Co-Inventor Count = 5.06
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. Toyota Jidosha Kabushiki Kaisha (4 from 36,713 patents)
2. Toyota Jidosha Kogyo Kabushiki Kaisha (2 from 1,838 patents)
3. Chisso Corporation (1 from 1,109 patents)
4. Ibiden Kabushiki Kaisha (1 from 9 patents)
5. Chisso Corpoation (1 from 1 patent)
6 patents:
1. 6147152 - Polypropylene resin compositions and interior automotive trim parts
2. 6005034 - Propylene-ethylene copolymer composition and process for producing the
3. 4869739 - Fuel vapor collecting device
4. 4746570 - Heat-resistant, highly expansible sheet material for supporting catalyst
5. 4308829 - Vane in the inlet passage of an internal combustion engine
6. 4308830 - Vane in the inlet passage of an internal combustion engine