Average Co-Inventor Count = 3.07
ph-index = 20
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. Canon Kabushiki Kaisha (91 from 90,753 patents)
2. Meiji Seika Kaisha, Ltd. (12 from 382 patents)
3. Fujifilm Corporation (11 from 16,115 patents)
4. Nhk Spring Co., Ltd. (9 from 1,233 patents)
5. Fujitsu Corporation (6 from 39,244 patents)
6. Nsk Corporation (4 from 2,433 patents)
7. Meiji Seika Pharma Co., Ltd. (4 from 107 patents)
8. Hitachi, Ltd. (3 from 42,508 patents)
9. Microbial Chemistry Research Foundation (3 from 44 patents)
10. Kabushiki Kaisha Toshiba (1 from 52,751 patents)
11. Udc Ireland Limited (1 from 191 patents)
12. Toyama Chemical Co., Ltd. (1 from 159 patents)
13. Japan As Represented by Director General of Agency of Industrial Science (1 from 90 patents)
14. Alphatheta Corporation (1 from 53 patents)
15. Astellas Pharma Gmbh (417 patents)
144 patents:
1. RE50367 - Magnetic encoder and roller bearing unit having magnetic encoder
2. 11573499 - Process cartridge and electrophotographic apparatus
3. 11386877 - Audio equipment and program for audio equipment
4. 11320754 - Process cartridge and electrophotographic apparatus
5. 11256187 - Process cartridge and electrophotographic apparatus
6. 11208545 - Resin molded article and manufacturing method thereof
7. 11173810 - Seat opening concealment structure
8. 11167675 - Vehicle seat
9. 11097641 - Vehicle seat
10. 10829008 - Vehicle seat
11. 10773613 - Vehicle seat
12. 10429753 - Electrophotographic photoconductor, process cartridge, and electrophotographic apparatus
13. 10414293 - Vehicle seat
14. 10331052 - Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus
15. 10259347 - Vehicle seat device