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For the Inventor, By the Inventor

Kyoto, Japan

Keiji Hatano

USPTO Granted Patents = 5 

 

Average Co-Inventor Count = 1.8

ph-index = 1


Company Filing History:

goldMedal4 out of 1,123 
 
Screen Holdings Co., Ltd.
 patents
silverMedal1 out of 1,306 
 
Dainippon Screen Mfg. Co., Ltd.
 patents

Years Active: 2014-2025

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5 patents (USPTO):Explore Patents
1. 12285943 - Printing system and defective nozzle detection method (2025-04-29),
2. 11167547 - Printing apparatus, and a deviation amount calculating method therefor (2021-11-09),
3. 9108401 - Image recording apparatus with recording density and ejection timing correction (2015-08-18),
4. 9039128 - Apparatus for and method of recording image (2015-05-26),
5. 8727474 - Inkjet printer and correction value acquisition method (2014-05-20),
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