logo

For the Inventor, By the Inventor

Ichihara, Japan

Hitoshi Yano

This inventor holds 8 USPTO granted patents. Top assignee: Chisso Corporation. Active years: 1988-2000.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hitoshi Yano. Retrieved from https://idiyas.com/inventor/hitoshi-yano-mxg7mygu

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

USPTO Granted Patents = 8

% Patents Active = 100.0

Average Co-Inventor Count = 2.6

ph-index = 3

Forward Citations = 34(Granted Patents)


Location History:

  • Kawasaki, JP (1988)
  • Ichiharashi, JP (1992)
  • Chiba, JP (1995)
  • Ichihara, JP (1993 - 2000)

Company Filing History:

goldMedal8 out of 1,109 
 
Chisso Corporation
 patents

Years Active: 1988-2000

Loading Chart...
8 patents (USPTO):Explore Patents
1. 6146718 - Liquid crystalline compound having a negative dielectric anisotropy (2000-11-14),
2. 5973214 - Method for producing an optically active 2-alkanol (1999-10-26),
3. 5643793 - Method for producing optically active 3-hydroxyhexanoic acids using (1997-07-01),
4. 5604120 - Method for producing optically active endo-2-norborneols (1997-02-18),
5. 5380806 - Ink composition comprising a polyurethane and a mixture of epoxides (1995-01-10),
6. 5254361 - Method for producing printed circuit boards (1993-10-19),
7. 5112694 - Flexible printed-circuit base board and process for producing the same (1992-05-12),
8. 4792607 - 5-fluoro-3,4-dihydro-2,4-dioxo-N-(3-indolyl)-1(2H)-pyrimidinecarboxamides (1988-12-20),

Title: Innovator Hitoshi Yano: Pioneering Liquid Crystal Technologies

Introduction: Hitoshi Yano, a prominent inventor based in Ichihara, Japan, boasts an impressive portfolio of eight patents. His work primarily revolves around liquid crystal compounds and their applications in display technologies, showcasing his dedication to advancing the field of optical materials.

Latest Patents: Among his most recent inventions, Yano has developed a liquid crystalline compound characterized by a negative dielectric anisotropy. This innovative compound exhibits a large absolute value of dielectric constant anisotropy, as well as controlled optical anisotropy, high resistivity, improved voltage retention, and remarkable stability against heat and ultraviolet radiation. Additionally, Yano's patent includes a method for producing optically active 2-alkanols via a transesterification reaction, which yields both enantiomers with an optical purity of over 99%. These compounds are particularly useful as starting materials for liquid crystal materials, further emphasizing his contributions to the field.

Career Highlights: Hitoshi Yano's career at Chisso Corporation has been marked by his groundbreaking research and development in liquid crystal technologies. His expertise and innovative spirit have led to significant advancements in the efficiency and performance of liquid crystal display elements.

Collaborations: Yano has worked alongside notable colleagues, including Naoyuki Yoshida and Shiro Konotsune. Their collaborative efforts have undoubtedly strengthened the impact of their research and innovations in the field of liquid crystals.

Conclusion: Hitoshi Yano's contributions as an inventor have established him as a key figure in the development of liquid crystalline compounds and their applications. With a focus on enhancing the properties and efficiency of liquid crystals, his work continues to influence future technologies in display and optoelectronic devices.

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]
Loading…