Average Co-Inventor Count = 2.96
ph-index = 7
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. Fuji Electric Co., Ltd. (4 from 4,814 patents)
2. Kabushiki Kaisha Toshiba (2 from 52,751 patents)
3. Tokyo Shibaura Denki Kabushiki Kaisha (1 from 2,916 patents)
4. Toppan Printing Co., Ltd. (1 from 1,268 patents)
7 patents:
1. 5414249 - Automatic gate apparatus
2. 5413018 - Piezo-electric actuator operated press
3. 5320013 - Method of blanking metal foil on piezoelectric actuator operated press,
4. 5012932 - Paper sheet processing apparatus
5. 4937597 - Ink jet printing head
6. 4722443 - Paper sheet processing apparatus
7. 4710436 - Molten carbonate fuel cell and method of manufacturing electrolyte plate