Average Co-Inventor Count = 3.64
ph-index = 9
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. Matsushita Electric Industrial Co., Ltd. (12 from 27,375 patents)
2. Panasonic Intellectual Property Management Co., Ltd. (8 from 13,289 patents)
3. Panasonic Corporation (7 from 16,453 patents)
4. Matsushita Electric Works, Ltd. (1 from 1,623 patents)
5. Satco Products, Inc. (1 from 8 patents)
28 patents:
1. 11703190 - Light bulb shaped lamp
2. 10533712 - Light bulb shaped lamp
3. 10458602 - Light bulb shaped lamp
4. 10451223 - Light bulb shaped lamp
5. 9732930 - Light bulb shaped lamp
6. 9622302 - Lighting system
7. 9285104 - Light bulb shaped lamp and lighting apparatus
8. 9016900 - Light bulb shaped lamp and lighting apparatus
9. 8981636 - Lamp having improved insulation of the circuit unit
10. 8911108 - Light bulb shaped lamp and lighting apparatus
11. 8858027 - Light bulb shaped lamp and lighting apparatus
12. 8587011 - Light-emitting device, light-emitting module, and lamp
13. 8421111 - Light-emitting device and lamp
14. D664682 - Light-emitting diode lamp
15. D646811 - Light emitting diode lamp