Average Co-Inventor Count = 4.30
ph-index = 7
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. Kabushiki Kaisha Toshiba (23 from 52,735 patents)
2. Hitachi, Ltd. (7 from 42,496 patents)
3. Toshiba Energy Systems & Solutions Corporation (1 from 304 patents)
30 patents:
1. 11641751 - Photoelectric conversion device and manufacturing method thereof
2. 11489081 - Photoelectric conversion device and method of manufacturing photoelectric conversion device
3. 11335871 - Photoelectric conversion device and manufacturing method thereof
4. 9947729 - Organic electroluminescent element, lighting device, and lighting system
5. 9865835 - Organic electroluminescent device, illumination apparatus, and illumination system
6. 9773980 - Organic electroluminescent device
7. 9680124 - Organic electroluminescent device, illumination apparatus, and illumination system
8. 9653706 - Organic electroluminescent element, lighting device, lighting system, and method for manufacturing organic electroluminescent element
9. 9125256 - Illumination device
10. 8902383 - Organic electroluminescent device, lighting apparatus, and method for manufacturing the organic electroluminescent device
11. 8853936 - Organic electroluminescent device and lighting apparatus
12. 8841656 - Organic electroluminescent element, lighting apparatus, and method for manufacturing organic electroluminescent element
13. 8711134 - Organic elelectroluminescent display
14. 8580403 - Organic light-emitting diode, display and illuminating device
15. 8462190 - Voice communication device, voice communication method, and voice communication program