Average Co-Inventor Count = 1.73
ph-index = 16
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. Rohm Co., Ltd. (73 from 5,993 patents)
2. Nl Giken Incorporated (46 from 46 patents)
3. Finewell Co., Ltd. (28 from 30 patents)
4. Nikon Corporation (13 from 8,889 patents)
5. Sumitomo Chemical Company, Limited (4 from 6,892 patents)
6. Other (3 from 832,680 patents)
7. Samsung Techwin Co., Ltd. (3 from 401 patents)
8. Nikon Technologies Inc. (2 from 10 patents)
9. Hitachi, Ltd. (1 from 42,485 patents)
10. Toppan Printing Co., Ltd. (1 from 1,268 patents)
11. Samsung Aerospace Industries, Ltd. (1 from 203 patents)
12. Suncall Corporation (1 from 104 patents)
13. Sumika Fine Chemicals, Co.,ltd. (1 from 55 patents)
154 patents:
1. 12481937 - Run efficiency measuring system, a vehicle and a certificate
2. 11601538 - Headset having right- and left-ear sound output units with through-holes formed therein
3. 11218782 - Receiving apparatus capable of receiving digital contents and commercial messages
4. 10967521 - Robot and robot system
5. 10880592 - Digital contents receiving apparatus
6. 10873729 - Monitoring system
7. 10848607 - Cycling hearing device and bicycle system
8. 10834506 - Stereo earphone
9. 10803156 - Biometrics system, biologic information storage, and portable device
10. 10795321 - Wrist watch with hearing function
11. 10779075 - Incoming/outgoing-talk unit and incoming-talk unit
12. 10778823 - Mobile telephone and cartilage-conduction vibration source device
13. 10778824 - Pen-type handset
14. 10764422 - Digital image viewing system, a cellar phone and a digital photo frame
15. 10728535 - 3D image contents viewing system