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For the Inventor, By the Inventor

Funabashi, Japan

Yasuo Kondo

USPTO Granted Patents = 10

Average Co-Inventor Count = 6.1

ph-index = 3

Forward Citations = 42(Granted Patents)


Location History:

  • Funabashi, JP (1990 - 2001)
  • Sanyo Onoda, JP (2010 - 2012)

Company Filing History:

goldMedal10 out of 1,235 
 
Nissan Chemical Industries Limited
 patents

Years Active: 1990-2012

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10 patents (USPTO):Explore Patents
1. 8324420 - Process for producing acrylonitrile compound (2012-12-04),
2. 8138368 - Process for producing acrylonitrile compound (2012-03-20),
3. 7649104 - Process for producing acrylonitrile compound (2010-01-19),
4. 6331628 - Process for the preparation of benzonitrile compounds (2001-12-18),
5. 5773388 - Pyrimidine derivatives, herbicides and plant growth regulators (1998-06-30),
6. 5716904 - 4,5-disubstituted pyrimidine derivatives and herbicides (1998-02-10),
7. 5145502 - Substituted benzoyl derivatives and herbicidal compositions (1992-09-08),
8. 5132434 - Substituted benzoyl derivatives and herbicidal compositions (1992-07-21),
9. 4986845 - Pyrazole derivatives and herbicides containing them (1991-01-22),
10. 4973354 - Pyrimidine derivatives and herbicide containing the same (1990-11-27),

Title: Yasuo Kondo: Innovator in Acrylonitrile Production

Introduction

Yasuo Kondo is a prominent inventor based in Funabashi, Japan. He has made significant contributions to the field of chemical engineering, particularly in the production of acrylonitrile compounds. With a total of 10 patents to his name, Kondo's work has had a notable impact on the industry.

Latest Patents

Kondo's latest patents include a process for stereoselectively producing E-form and Z-form of 3-acyloxyacrylonitrile compounds. This innovative process involves reacting 3-oxopropionitrile with an acid chloride while removing hydrogen chloride or using an organic or inorganic base to regulate the stereostructure of the product. Additionally, he has developed a method for producing the compound by reacting acetonitrile with an aromatic ester using an alkali metal alkoxide in a hydrocarbon solvent, while effectively removing alcohol by azeotropic distillation. Furthermore, Kondo has patented a process for isomerizing the E-form of 3-acyloxyacrylonitrile to its Z-form using an organic base.

Career Highlights

Kondo is currently employed at Nissan Chemical Industries Limited, where he continues to advance his research and development efforts. His work has been instrumental in enhancing the efficiency and effectiveness of chemical production processes.

Collaborations

Throughout his career, Kondo has collaborated with notable colleagues such as Tsutomu Nawamaki and Shigeomi Watanabe. These partnerships have fostered innovation and contributed to the success of various projects.

Conclusion

Yasuo Kondo's contributions to the field of acrylonitrile production exemplify his dedication to innovation and excellence in chemical engineering. His patents and collaborative efforts continue to influence the industry positively.

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