Average Co-Inventor Count = 2.94
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. Nissan Motor Company Limited (14 from 13,395 patents)
2. Henkel Corporation (6 from 1,084 patents)
3. Henkel Ag & Company, Kgaa (3 from 2,018 patents)
4. Nihon Parkerizing Co., Ltd. (3 from 128 patents)
5. Kabushiki Kaisha Toshiba (2 from 52,711 patents)
6. Other (1 from 832,680 patents)
7. Seiko Precision Inc. (1 from 254 patents)
8. National Institute of Radiological Sciences (1 from 59 patents)
9. Nissna Motor Co., Ltd. (1 from 2 patents)
31 patents:
1. 11913400 - Abnormality diagnostic method for internal combustion engine and abnormality diagnostic device for internal combustion engine
2. 9487732 - Lubricating coating agent for plastic working and method for producing the same
3. 9165870 - Semiconductor storage device and manufacturing method thereof
4. 9039882 - Metal material with a bismuth film attached and method for producing same, surface treatment liquid used in said method, and cationic electrodeposition coated metal material and method for producing same
5. 8535456 - Chemical conversion treatment solution for a steel material and chemical conversion treatment method
6. 8318256 - Metallic material and method of manufacturing the same
7. 8314478 - Semiconductor memory device and manufacturing the same
8. 7958720 - Combustion control apparatus for direct-injection spark-ignition internal combustion engine
9. 7593556 - Sample picture data processing method and sample inspection system and method
10. 7350504 - Control apparatus and method for inner cylinder direct injection spark ignited internal combustion engine
11. 7194999 - Combustion control apparatus for direct-injection spark-ignition internal combustion engine
12. 7134421 - Direct fuel injection spark ignition internal combustion engine
13. 7117666 - Direct fuel injection/spark ignition engine control device
14. 7104249 - Direct fuel injection/spark ignition engine control device
15. 7047945 - Start-up control of in-cylinder fuel injection internal combustion engine