logo

For the Inventor, By the Inventor

Kanagawa, Japan

Iwao Kurokawa

This inventor holds 9 USPTO granted patents. Top assignees: Komatsu Corporation, Kabushiki Kaisha Komatsu Seisakusho. Active years: 1993-2001.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Iwao Kurokawa. Retrieved from https://idiyas.com/inventor/iwao-kurokawa

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

USPTO Granted Patents = 9

% Patents Active = 100.0

Average Co-Inventor Count = 3.5

ph-index = 8

Forward Citations = 314(Granted Patents)


Location History:

  • Yokohama, JP (1993 - 1996)
  • Kanagawa-ken, JP (1998)
  • Hiratsuka, JP (1999 - 2001)

Company Filing History:

goldMedal5 out of 2,817 
 
Komatsu Corporation
 patents
silverMedal4 out of 1,009 
 
Kabushiki Kaisha Komatsu Seisakusho
 patents

Years Active: 1993-2001

Loading Chart...
9 patents (USPTO):Explore Patents
1. D451113 - Nozzle for a plasma arc torch (2001-11-28),
2. D446795 - Nozzle for a plasma arc torch (2001-08-22),
3. D417459 - Electrode for a plasma arc torch (1999-12-07),
4. D414788 - Nozzle for a plasma arc torch (1999-10-05),
5. 5734144 - Plasma arc welding method and apparatus in which a swirling flow is (1998-03-31),
6. 5728991 - Plasma arc welding apparatus and welding method using the same (1998-03-17),
7. 5726414 - Plasma torch with swirling gas flow in a shielding gas passage (1998-03-10),
8. 5521350 - Stand-off control apparatus for plasma processing machines (1996-05-28),
9. 5225658 - Stopping a plasma arc cutter upon completion of cutting (1993-07-06),

Title: Iwao Kurokawa: Innovator in Plasma Arc Technology

Introduction

Iwao Kurokawa is a notable inventor based in Kanagawa-ken, Japan. He has made significant contributions to the field of plasma arc technology, holding a total of 9 patents. His work has been instrumental in advancing the capabilities of plasma arc torches.

Latest Patents

Among his latest innovations is the "Nozzle for a Plasma Arc Torch," which showcases his expertise in enhancing the efficiency and performance of plasma cutting tools. This invention is a testament to his commitment to improving industrial processes.

Career Highlights

Kurokawa has had a distinguished career, working with prominent companies such as Komatsu Corporation and Kabushiki Kaisha Komatsu Seisakusho. His experience in these organizations has allowed him to develop and refine his innovative ideas in a practical setting.

Collaborations

Throughout his career, Kurokawa has collaborated with talented individuals, including Toshiya Shintani and Yoshitaka Niigaki. These partnerships have contributed to the successful development of his inventions.

Conclusion

Iwao Kurokawa's contributions to plasma arc technology and his impressive portfolio of patents highlight his role as a leading inventor in his field. His work continues to influence advancements in industrial 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]
Loading…