IDiyas

For the Inventor, By the Inventor

Chiba, Japan

Hidetsugu Fujii

USPTO Granted Patents = 12

Average Co-Inventor Count = 2.5

ph-index = 6

Forward Citations = 90(Granted Patents)


Location History:

  • Mobara, JP (1982 - 1985)
  • Chiba, JP (1989 - 2007)
  • Sakura, JP (2001 - 2007)

Company Filing History:

goldMedal11 out of 170 
 
Toyo Engineering Corporation
 patents
silverMedal3 out of 1,379 
 
Mitsui Toatsu Chemicals, Incorporated
 patents
bronzeMedal1 out of 4 
 
K.e.m. Corporation
 patents
4. 1 out of 52,711 
 
Kabushiki Kaisha Toshiba
 patents
where one patent can have more than one assignee

Years Active: 1982-2007

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12 patents (USPTO):
1. 7270689 - Reformer (2007-09-18),
2. 7201889 - Fuel reforming method and system (2007-04-10),
3. 6203730 - Method for granulation and granulator (2001-03-20),
4. 6200540 - Urea synthesis apparatus (2001-03-13),
5. 6093850 - Process for the synthesis of urea and equipment therefor (2000-07-25),
6. 5965071 - Process for preparing granular urea (1999-10-12),
7. 5936122 - Urea synthesis process and apparatus therefor (1999-08-10),
8. 4864059 - Process for producing urea (1989-09-05),
9. 4504679 - Process for synthesizing urea (1985-03-12),
10. 4365089 - Synthesis of urea (1982-12-21),
11. 4354040 - Process for synthesizing urea (1982-10-12),
12. 4321410 - Method of stripping unreacted materials in urea synthesis process (1982-03-23),
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