Average Co-Inventor Count = 2.21
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. Sanyo Electric Co., Ltd. (24 from 8,782 patents)
2. Kyocera Corporation (5 from 6,661 patents)
3. Bridgestone Corporation (5 from 5,124 patents)
4. Other (2 from 832,891 patents)
5. Osaka University (2 from 987 patents)
6. Hitachi Zosen Corporation (2 from 278 patents)
7. Koyo Machine Industries Company Limited (2 from 43 patents)
8. Jtekt Corporation (1 from 2,419 patents)
9. Nara Institute of Science and Technology (1 from 114 patents)
10. Togo Seisakusyo Corporation (1 from 45 patents)
11. Badan Pengkajian Dan Penerapan Teknologi (1 from 1 patent)
43 patents:
1. 12152776 - Heater and glow-plug provided therewith
2. 10309650 - Ceramic heater
3. 9689570 - Heater and glow plug with the same
4. 9681498 - Heater with particle shield for noise
5. 9574774 - Heater and ignition apparatus equipped with the heater
6. 9127286 - Long-chain trans-prenyl diphosphate synthase gene
7. 8921654 - [object Object]
8. 8450560 - [object Object]
9. 8372616 - Homogentisic acid geranylgeranyl transerase polypeptide
10. 8093338 - [object Object]
11. 8072643 - Image processing apparatus
12. 7803985 - [object Object]
13. 7692066 - [object Object]
14. 7671895 - Imaging pickup device with half-shutter alert
15. 7666101 - Yoke for universal joint