Average Co-Inventor Count = 1.94
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. Fuji Photo Film Company, Limited (6 from 16,458 patents)
2. Hitachi High-tech Science Corporation (4 from 223 patents)
3. Mitsubishi Electric Corporation (2 from 15,844 patents)
4. Nec Corporation (1 from 35,658 patents)
5. Seiko Instruments Inc (1 from 2,899 patents)
6. Sii Nanotechnology Inc. (1 from 223 patents)
7. Ricoh Company, Ltd. (28,544 patents)
15 patents:
1. D1103350 - Water-cooled chilling unit
2. 10908104 - Radiation analysis apparatus
3. 10801977 - Radiation analyzing apparatus and radiation analyzing method
4. 10018578 - X-ray analysis device
5. 9796398 - Air-conditioning apparatus and railway vehicle air-conditioning apparatus
6. 9678218 - Radiation analyzing apparatus
7. 8769262 - VPN connection system and VPN connection method
8. 6974952 - Radiation detector
9. 6474079 - Cooling apparatus
10. 6271872 - Head cleaning method and device for thermal printer, and recording sheet roll for the same
11. 6168325 - Printer
12. 5296874 - Thermal printer
13. 5220469 - Magnetic recording and reproducing apparatus having a loading ring
14. 5216438 - Direct color thermal printing method for optically and thermally
15. 5113214 - Zoom lens system