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For the Inventor, By the Inventor

Chiba, Japan

Noriyuki Tani

This inventor holds 15 USPTO granted patents and 3 EPO patents, primarily in Polymer Chemistry. Top assignees: Idemitsu Kosan Company, Limited, Idemitsu Petrochemical Co., Ltd.. Active years: 1993-2009.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Noriyuki Tani. Retrieved from https://idiyas.com/inventor/noriyuki-tani

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

Calculating rank
USPTO Granted Patents = 15

% Patents Active = 73.3


Average Co-Inventor Count = 4.2

ph-index = 9

Forward Citations = 217(Granted Patents)


Location History:

  • Sodegaura, JP (1993 - 2002)
  • Ichihara, JP (2004 - 2007)
  • Chiba, JP (2005 - 2008)
  • Ichiharashi, JP (2009)

Company Filing History:

goldMedal13 out of 2,283 
 
Idemitsu Kosan Company, Limited
 patents
silverMedal2 out of 555 
 
Idemitsu Petrochemical Co., Ltd.
 patents

Years Active: 1993-2009

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Areas of Expertise:
Propylene Polymer
Olefin Copolymers
Styrenic Block Copolymers
Transition Metal Compound
Graft Copolymer
Resin Composition
Molded Object
Polymerization Process
Composition
Films
Sheets
15 patents (USPTO):Explore Patents
1. 7544758 - Propylene polymer and composition containing the same, molded object and laminate comprising these, and processes for producing propylene polymer and composition containing the same (2009-06-09),
2. 7320950 - Propylene polymer, and resin composition and molded product thereof (2008-01-22),
3. 7199202 - Propylene polymer and composition containing the same, molded object and laminate comprising these, and processes for producing propylene polymer and composition containing the same (2007-04-03),
4. 6939929 - Alpha-olefin-aromatic vinyl copolymer (2005-09-06),
5. 6906155 - Propylene polymer and composition containing the same, molded object and laminate comprising these, and processes for producing propylene polymer and composition containing the same (2005-06-14),
6. 6696527 - Olefin copolymers and films and sheets (2004-02-24),
7. 6339135 - Transition metal compound, catalyst for olefin polymerization, process for preparing olefin polymer (2002-01-15),
8. 6171994 - Multiple crosslinking type transition metal compound used for olefin polymerization process (2001-01-09),
9. 5854165 - Transition metal compound, catalyst for olefin polymerization, process (1998-12-29),
10. 5739225 - Process for preparing olefin polymer, and ethylenic polymer (1998-04-14),
11. 5418290 - Styrenic block copolymers and process for producing same (1995-05-23),
12. 5418276 - Graft copolymer, process for production thereof and resin composition (1995-05-23),
13. 5391626 - Styrenic block copolymer and process for producing same (1995-02-21),
14. 5362814 - Graft copolymer, process for production thereof and resin composition (1994-11-08),
15. 5250629 - Graft copolymer and process for producing the same (1993-10-05),

Title: Noriyuki Tani: Innovator in Propylene Polymer Technology

Introduction

Noriyuki Tani is a prominent inventor based in Chiba, Japan, known for his significant contributions to the field of propylene polymer technology. With a total of 15 patents to his name, Tani has developed innovative materials that have practical applications in various industries.

Latest Patents

Tani's latest patents include advancements in propylene polymer and compositions that enhance melt flowability while reducing stickiness-causing components. His inventions also focus on producing transparent molded articles that serve as substitutes for pliable vinyl chloride resin. Notably, his propylene polymer exhibits excellent heat seal performance at low temperatures, along with impressive transparency and rigidity. The specifications of his inventions include a stereoregularity index and molecular weight distribution that optimize the properties of the materials.

Career Highlights

Throughout his career, Tani has worked with notable companies such as Idemitsu Kosan Company, Limited and Idemitsu Petrochemical Co., Ltd. His work has significantly impacted the development of advanced polymer materials, making him a key figure in the industry.

Collaborations

Tani has collaborated with esteemed colleagues, including Takuji Okamoto and Shuji Machida, to further enhance his research and development efforts in polymer technology.

Conclusion

Noriyuki Tani's innovative work in propylene polymer technology has led to numerous patents and advancements that benefit various industries. His contributions continue to shape the future of material science and engineering.

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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