Average Co-Inventor Count = 1.95
ph-index = 10
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. Sugatsune Kogyo Co., Ltd. (9 from 228 patents)
2. Mitsubishi Denki Kabushiki Kaisha (6 from 21,351 patents)
3. Hitachi, Ltd. (3 from 42,496 patents)
4. Nippon Shokubai Co., Ltd. (2 from 1,332 patents)
5. Hitachi-high-technologies Corporation (1 from 2,874 patents)
6. Nintendo Co., Ltd. (1 from 2,806 patents)
7. Mitsubishi Jidosha Kogyo Kabushiki Kaisha (1 from 1,625 patents)
8. Bridgestone Sports Co., Ltd. (1 from 1,273 patents)
9. Nihon Joryu Kogyo Co., Ltd. (1 from 3 patents)
10. Pkm Corporation (1 from 1 patent)
22 patents:
1. 12409830 - Travel control device for hybrid vehicle
2. 11436614 - Server device and traceability method
3. 10290464 - Charged particle beam device and pattern measurement device
4. D744315 - Door closer
5. 8959709 - Door opening and closing device
6. D721953 - Stay for furniture
7. 8653712 - Superconducting coil and superconducting rotating machine using the same
8. 8476905 - Signal transmitting and receiving circuit, a NMR probe, and a nuclear magnetic resonance equipment
9. 8032987 - Portable device and hinge assembly
10. D633366 - Hinge for furniture
11. D611338 - Stay for furniture
12. D611336 - Stay for furniture
13. D611337 - Stay for furniture
14. 7484271 - Device case opening/closing device, and 2-axis hinge device
15. 7226301 - Card attachment/detachment device