Average Co-Inventor Count = 1.20
ph-index = 2
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. Seiko Epson Corporation (12 from 33,464 patents)
12 patents:
1. 8908805 - Signal receiving method and receiver with error detection and correction
2. 8174440 - Positioning method, program thereof, and positioning device
3. 8125383 - Positioning method, program thereof, and positioning device
4. 8022871 - Positioning device, electronic instrument, and storage medium storing program
5. 7973712 - Positioning device, electronic instrument, and storage medium storing program
6. 7839328 - Positioning device, electronic instrument, and storage medium storing program
7. 7830306 - Positioning apparatus, control method of positioning apparatus, control program for positioning apparatus, and computer readable recording medium for storing control program for positioning apparatus
8. 7692581 - Positioning device, electronic instrument, and storage medium storing program
9. 7570207 - Positioning device, electronic instrument, and storage medium storing program
10. 7551125 - Positioning system, information supply apparatus, terminal apparatus, control method of terminal apparatus, control program for terminal apparatus and computer readable recording medium for storing control program for terminal apparatus
11. 7505428 - Time difference information supply system, terminal unit, control method for terminal unit, control program for terminal unit, and recording medium for computer-reading on which control program for terminal unit is recorded
12. 7292938 - Position locating system, terminal device, control method for terminal device, control program for terminal device, and computer readable record medium storing control program for terminal device therein