Average Co-Inventor Count = 3.86
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. Lt Materials Co., Ltd. (16 from 50 patents)
2. Samsung Electronics Co., Ltd. (11 from 132,080 patents)
3. Heesung Material Ltd. (4 from 9 patents)
4. National Cancer Center (2 from 225 patents)
5. Lg Display Co., Ltd. (1 from 12,766 patents)
6. Heesung Material Co., Ltd. (1 from 1 patent)
7. Heesung Materials Co., Ltd. (0 patent)
34 patents:
1. 12522617 - Polycyclic compound and organic light emitting device comprising same
2. 12514119 - Heterocyclic compound and organic light-emitting device comprising same
3. 12514118 - Heterocyclic compound, organic light emitting device comprising the same, method for manufacturing the same and composition for organic material layer of organic light emitting device
4. 12479862 - Heterocyclic compound and organic light-emitting device comprising same
5. 12415814 - Heterocyclic compound and organic light emitting device comprising same
6. 12404278 - Heterocyclic compound and organic light-emitting device comprising same
7. 12404280 - Heterocyclic compound, and organic light-emitting element using same
8. 12252485 - Heterocyclic compound and organic light emitting device comprising same
9. 12185627 - Heterocyclic compound and organic light-emitting device comprising same
10. 12103934 - Heterocyclic compound, organic light emitting diode comprising same, composition for organic layer of organic light emitting diode, and method for manufacturing organic light emitting diode
11. 12018022 - Heterocyclic compound, organic light emitting diode comprising same, composition for organic layer of organic light emitting diode, and method for manufacturing organic light emitting diode
12. 11827623 - Heterocyclic compound, organic light emitting diode comprising same, composition for organic layer of organic light emitting diode, and method for manufacturing organic light emitting diode
13. 11785844 - Organic light emitting device, method for manufacturing same and composition for organic material layer
14. 11588110 - Heterocyclic compound and organic light emitting device comprising the same
15. 11515484 - Heterocyclic compound and organic light emitting element comprising same