Average Co-Inventor Count = 1.47
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. Sony Corporation (3 from 58,129 patents)
2. Taiyo Yuden Co., Ltd. (3 from 1,763 patents)
3. Nec Corporation (1 from 35,658 patents)
4. Yokogawa Electric Corporation (1 from 1,325 patents)
5. Jps Corporation (1 from 7 patents)
9 patents:
1. 12268625 - Pincer nail correction tool
2. 11493376 - Level indicator with protective cover
3. 9634226 - Lamb wave device and manufacturing method thereof
4. 9112134 - Resonator, frequency filter, duplexer, electronic device, and method of manufacturing resonator
5. 8907449 - Thin film MIM capacitors and manufacturing method therefor
6. D428409 - Magnetic head for a disc recorder
7. D418147 - Magnetic head for a disc recorder
8. D413900 - Magnetic head
9. 5351789 - Positioning mechanism