Average Co-Inventor Count = 1.59
ph-index = 3
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. Toshiba Tec Kabushiki Kaisha (15 from 6,174 patents)
2. Kabushiki Kaisha Toshiba (9 from 52,711 patents)
3. Tdk Electronics Company, Limited (5 from 333 patents)
4. Other (2 from 832,680 patents)
5. Canon Kabushiki Kaisha (2 from 90,594 patents)
6. Mamiya-op Co., Ltd. (2 from 6 patents)
7. Hitachi, Ltd. (1 from 42,485 patents)
8. Mitsubishi Electric Corporation (1 from 15,844 patents)
9. Tdk Corporation (1 from 7,952 patents)
10. Seiko Instruments Inc (1 from 2,899 patents)
11. Adv Antest Corporation (1 from 2,253 patents)
12. Jeol Ltd. (1 from 800 patents)
13. Mizusawa Industrial Chemicals, Ltd. (1 from 53 patents)
14. Tokyo Weld Co., Ltd. (1 from 18 patents)
15. Emoor Co., Ltd. (1 from 1 patent)
32 patents:
1. 12291546 - Phosphonium compound, reagent kit for derivatization, mass spectrometric method, and method for producing phosphonium compound
2. 12093653 - Analyzer, moral analysis method, and recording medium
3. 12072656 - Image forming apparatus abnormality detection
4. 11593041 - Image forming system
5. 11506988 - Electrophotographic photosensitive member, electrophotographic image forming apparatus, and method of producing electrophotographic photosensitive member
6. 11327703 - Image forming system and voltage adjustment method
7. 11029629 - Image forming apparatus and image forming method with temperature control
8. 10908862 - Image forming system and voltage adjustment method
9. 10776853 - Bedding item selection system and bedding item physical property recognition system
10. 10663895 - Image forming apparatus and image forming method with temperature control
11. 10209647 - Transfer apparatus and image forming apparatus
12. 9977377 - Image forming apparatus
13. 9891559 - Transfer apparatus and image forming apparatus
14. 9360787 - Image forming apparatus and method for forming an image with a plurality of overlapped images
15. 9281111 - Electromagnetic actuator