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For the Inventor, By the Inventor

Chiba, Japan

Kisei Kitano

This inventor holds 26 USPTO granted patents, primarily in Liquid Crystal Technology. Top assignee: Chisso Corporation. Active years: 1985-2000.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kisei Kitano. Retrieved from https://idiyas.com/inventor/kisei-kitano

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

USPTO Granted Patents = 26

% Patents Active = 100.0

Average Co-Inventor Count = 3.7

ph-index = 8

Forward Citations = 239(Granted Patents)


Location History:

  • Yokohamashi, JP (1985 - 1988)
  • Kanagawa, JP (1989)
  • Chibaken, JP (1991)
  • Yokohama, JP (1987 - 1992)
  • Ichiharashi, JP (1990 - 1993)
  • Chibashi, JP (1991 - 1993)
  • Chiba, JP (1989 - 2000)

Company Filing History:

goldMedal26 out of 1,109 
 
Chisso Corporation
 patents

Years Active: 1985-2000

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Areas of Expertise:
Liquid Crystal Composition
Liquid Crystal Compound
Pyrimidine Derivative
Optical Anisotropy
Phenylpyrimidinecarboxylate
Alkenyl Ether Compound
Benzoic Acid Derivative
Nematic Liquid Crystal
Fluorobenzene Derivative
Smectic Liquid Crystal
Ester Compounds
Halogenopyrimidine Derivative
26 patents (USPTO):Explore Patents
1. 6022493 - Liquid-crystal composition for liquid-crystal display elements and (2000-02-08),
2. 5250216 - 1-(4-alkylphenylethynyl)-4-(alkylphenylethynyl)-benzene (1993-10-05),
3. 5202055 - Alkenyl ether compound and a composition containing the same (1993-04-13),
4. 5183587 - Liquid crystalline compound (1993-02-02),
5. 5154851 - Liquid crystal compound having large optical anisotropy value (1992-10-13),
6. 5112523 - Phenylpyrimidinecarboxylate derivative (1992-05-12),
7. 5069814 - Benzoic acid derivative having a large positive dielectric anisotropy (1991-12-03),
8. 5053162 - Difluoroalkylcyclohexylbenzonitrile derivative (1991-10-01),
9. 5032313 - Trifluorobenzene derivative and liquid crystal composition containing (1991-07-16),
10. 4906400 - Smetic liquid crystal compound (1990-03-06),
11. 4880562 - Liquid crystal compound (1989-11-14),
12. 4877548 - Liquid crystal composition (1989-10-31),
13. 4874546 - Phenylpyrimidinecarboxylate derivative (1989-10-17),
14. 4824596 - 2-(trans-4-alkylcyclohexyl)-5-alkoxypyrimidines (1989-04-25),
15. 4774020 - Pyrimidinyldioxane derivatives (1988-09-27),

Title: Innovator Kisei Kitano: A Pioneer in Liquid Crystal Technologies

Introduction: Kisei Kitano, located in Chiba, Japan, is a notable inventor with an impressive portfolio of 26 patents. His contributions primarily focus on advancements in liquid crystal technologies, influencing various applications in display technology.

Latest Patents: Among his latest inventions, Kitano has developed a liquid-crystal composition specifically designed for display elements. Another significant patent is for a tolan derivative, expressed by the formula presented in his work, which shows superior characteristics compared to conventional tolan derivatives, enhancing properties such as Δn and viscosity. His innovations signify a substantial step forward in liquid crystal materials.

Career Highlights: Kitano's extensive career at Chisso Corporation has been marked by his dedication to research and development in liquid crystal technologies. His efforts have resulted in significant advancements that contribute to the quality and efficiency of modern display technologies, making him a respected figure in his field.

Collaborations: Throughout his career, Kitano has collaborated with notable coworkers, including Yasuyuki Goto and Tetsuya Ogawa. These partnerships have fostered an environment of innovation and creativity, further enhancing the development of new liquid crystal materials and technologies.

Conclusion: Kisei Kitano stands out as a key inventor in the field of liquid crystal technology. His ongoing contributions to research at Chisso Corporation and his innovative patents continue to impact the advancements in display technologies. As he continues to explore new horizons in his field, his work promises to play a pivotal role in the future of liquid crystal applications.

Profile summary based on public USPTO records.
Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
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