Average Co-Inventor Count = 6.01
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. Hyundai Motor Company (18 from 18,735 patents)
2. Kia Motors Corporation (12 from 8,089 patents)
3. Kia Corporation (6 from 4,223 patents)
4. Daechang Seat Co.,ltd-Dongtan (3 from 29 patents)
5. Seoyoncnf (3 from 4 patents)
6. Hyundai Transys Incorporated (2 from 189 patents)
7. Daechang Seat Co., Ltd (2 from 8 patents)
8. Hyundai Dymos Inc. (1 from 78 patents)
9. Das Co., Ltd. (1 from 57 patents)
10. Daewon Precision Industrial Co., Ltd (1 from 9 patents)
11. Dayou A-Tech Co., Ltd. (1 from 1 patent)
18 patents:
1. 12508965 - Device for adjusting position of vehicle headrest
2. 12491799 - Power swivel apparatus of seat for vehicle
3. 12202393 - Headrest sliding device
4. 12162390 - Electric wing-out headrest
5. 11850977 - Device for folding seat
6. 11752905 - Device for providing fatigue-reducing position of vehicle seat
7. 11273731 - Seat apparatus for vehicle
8. 11235716 - Moveable seat control apparatus with automatically chargeable battery
9. 11225209 - System and method for charging of battery of seat
10. 10857908 - Side extension device for seat of vehicle
11. 10793029 - Multi-joint seat back for vehicle
12. 9827882 - Apparatus for reclining rear seat for vehicle
13. 9821682 - Seat cushion extension apparatus
14. 9381830 - Reclining apparatus for rear seat in a car
15. 8833833 - Reclining apparatus for a rear seat of a vehicle