Average Co-Inventor Count = 1.77
ph-index = 12
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 (14 from 52,722 patents)
2. Tokyo Shibaura Denki Kabushiki Kaisha (2 from 2,916 patents)
16 patents:
1. D452238 - Electronic computer
2. D448772 - Element of an electronic computer
3. D442950 - Electronic computer
4. D426817 - Electronic computer
5. D416548 - Connecting device for peripheral equipment of an electronic computer
6. D415475 - Electronic computer
7. D312249 - Electronic computer
8. D311528 - Electronic computer
9. D311398 - Telephone
10. D310350 - Combined word processor and computer
11. D310353 - Electronic computer
12. D308050 - Electronic computer
13. D306730 - Telephone
14. D299031 - Electronic computer
15. D261433 - Automatic ticket gate