Average Co-Inventor Count = 2.75
ph-index = 6
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. Canon Kabushiki Kaisha (4 from 90,594 patents)
2. Dowa Mining Co., Ltd. (4 from 217 patents)
3. Pearl Musical Instrument Company (4 from 57 patents)
4. Tdk Corporation (3 from 7,952 patents)
5. Kabushiki Kaisha Toshiba (2 from 52,711 patents)
6. Nippon Steel Sumitomo Metal Corporation (2 from 1,101 patents)
7. Nippon Steel Corporation (1 from 3,542 patents)
8. Fujitsu Mobile Communications Limited (1 from 64 patents)
9. Car Mate Mfg. Co., Ltd. (1 from 39 patents)
10. Ricoh Company, Ltd. (28,544 patents)
22 patents:
1. 11043196 - Supporter for kick pad
2. 10789926 - Supporting apparatus for kick pad
3. 10770041 - Kick pad
4. 9738229 - Carrier bar and carrier bar assembly structure
5. 9697810 - Strainer for a snare drum
6. 8955887 - Liquid phase diffusion bonded pipe joint
7. 8637163 - Alloy with high glass forming ability and alloy-plated metal material using same
8. 8503864 - Encoded data recording apparatus and mobile terminal
9. 7918946 - Fe-based amorphous alloy excellent in soft magnetic properties
10. 7525894 - Apparatus and method for recording and reproducing optical information
11. 7376330 - Encoded data recording apparatus and mobile terminal
12. 7061873 - Communication device which requests transmission of encoded data based on monitored reception quality
13. 6319336 - Permanent magnet alloy having improved heat resistance and process for production thereof
14. 6184680 - Magnetic field sensor with components formed on a flexible substrate
15. 5923504 - Magnetoresistance device