Average Co-Inventor Count = 5.69
ph-index = 18
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. Ricoh Company, Ltd. (168 from 28,438 patents)
2. Mitsubishi Gas Chemical Company, Inc. (33 from 2,238 patents)
3. Canon Kabushiki Kaisha (18 from 90,100 patents)
4. Ntt Docomo, Inc. (14 from 4,651 patents)
5. Mitsubishi Electric Corporation (8 from 15,663 patents)
6. Fujitsu Corporation (2 from 39,184 patents)
7. Nec Corporation (2 from 35,496 patents)
8. Mcafee, Inc. (2 from 1,620 patents)
9. Hitachi Koki Co., Ltd. (2 from 1,267 patents)
10. Networks Associates Technology, Inc. (2 from 139 patents)
11. Cerberus Ag (1 from 129 patents)
12. Nohmi Bosai Ltd. (1 from 96 patents)
13. Canon Kasei Kabushiki Kaisha (1 from 35 patents)
14. Nippon Sanso Kabushiki Kaisha (1 from 24 patents)
15. Nohmi Bosai Kogyo Co., Ltd. (1 from 23 patents)
252 patents:
1. 12411393 - Electronic apparatus and accessory
2. 12399417 - Electronic apparatus and accessory
3. 12399418 - Electronic apparatus and accessory
4. 12393102 - Electronic apparatus and accessory
5. 12347970 - Shoe apparatus, accessory, accessory shoe apparatus, and electronic apparatus
6. 12313956 - Electronic apparatus and accessory
7. 12282276 - Image forming method and image forming apparatus
8. 12261624 - Error correction coding apparatus and error correction decoding apparatus
9. 12167565 - Image capturing apparatus
10. 12082339 - Image pickup apparatus
11. 12066751 - Shoe apparatus, accessory, accessory shoe apparatus, and electronic apparatus
12. 11901913 - Error correction coding apparatus and error correction decoding apparatus
13. 11886099 - Electronic apparatus and accessory
14. 11841606 - Accessory shoe apparatus, electronic apparatus, shoe apparatus and accessory apparatus
15. 11841609 - Electronic apparatus with accessory shoe device and accessory attachable to accessory shoe device