logo

For the Inventor, By the Inventor

Rosenau, France

Yves Grandidier

This inventor holds 8 USPTO granted patents and 1 EPO patent. Top assignee: Ciba Specialty Chemicals Corporation. Active years: 1999-2005.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yves Grandidier. Retrieved from https://idiyas.com/inventor/yves-grandidier

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 = 87.5


Average Co-Inventor Count = 3.2

ph-index = 3

Forward Citations = 35(Granted Patents)


Location History:

  • St. Louis, FR (1999)
  • Antibes, FR (2002 - 2003)
  • Rosenau, FR (2003 - 2005)

Company Filing History:

goldMedal8 out of 1,524 
 
Ciba Specialty Chemicals Corporation
 patents

Years Active: 1999-2005

Loading Chart...
Loading Chart...
8 patents (USPTO):Explore Patents
1. 6913642 - Pigments having improved coloristic properties and process for their preparation (2005-07-05),
2. 6911075 - Pigments having improved coloristic properties and process for their preparation (2005-06-28),
3. 6911074 - Pigments having improved coloristic properties and process for their preparation (2005-06-28),
4. 6544325 - Pigmentary copper phthalocyanine solid solution and transparent dispersion comprising it (2003-04-08),
5. 6517630 - Pigments having improved colouristic properties and process for their preparation (2003-02-11),
6. 6506244 - Stable polymorphic copper-free phthalocyanine pigment (2003-01-14),
7. 6494947 - Crimson-colored pigment composition and the utilization thereof (2002-12-17),
8. 6001168 - Pigment dispersions comprising C.I. Pigment Red 222 (1999-12-14),

Title: The Innovative Contributions of Yves Grandidier

Introduction

Yves Grandidier, a notable inventor based in Rosenau, France, has made significant contributions to the field of pigments. With a total of eight patents to his name, his work primarily focuses on improving coloristic properties in organic pigments.

Latest Patents

Two of his latest patents showcase his innovative approach to pigment development. The first patent involves pigments with improved coloristic properties and a process for their preparation. It specifically emphasizes substantially crystalline organic pigments characterized by small particle size and narrow particle size distribution. The second patent elaborates on 1,4-diketopyrrolo[3,4c]-pyrrole pigments, which are distinguished by desirable color properties and their novel visible absorbance spectra, exhibiting a steep slope on the bathochromic side of the absorption maximum in the range of 500 to 650 nm.

Career Highlights

Yves has built his career at Ciba Specialty Chemicals Corporation, where he has been instrumental in the research and development of advanced pigments. His expertise and dedication have allowed him to pioneer new formulations that push the boundaries of color technology.

Collaborations

During his journey, Yves has collaborated with talented colleagues, including Urs Schlatter and Klaus Ruf. Their combined efforts have contributed to the successful development of innovative products in the pigment industry.

Conclusion

Yves Grandidier's contributions to the field of pigments highlight his role as a leading inventor. His patents are a testament to his innovative spirit and commitment to enhancing color technology, marking him as an influential figure within Ciba Specialty Chemicals Corporation and the wider scientific community.

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…