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For the Inventor, By the Inventor

Odawara, Japan

Hiroshi Iwata

This inventor holds 14 USPTO granted patents. Top assignee: Hitachi, Ltd.. Active years: 1978-2001.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hiroshi Iwata. Retrieved from https://idiyas.com/inventor/hiroshi-iwata-sj4cd181

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

USPTO Granted Patents = 14

% Patents Active = 100.0

Average Co-Inventor Count = 5.5

ph-index = 11

Forward Citations = 257(Granted Patents)


Location History:

  • Yokohama, JP (1978)
  • Odawara, JP (1985 - 2001)

Company Filing History:

goldMedal14 out of 42,731 
 
Hitachi, Ltd.
 patents

Years Active: 1978-2001

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14 patents (USPTO):Explore Patents
1. 6258293 - Refrigeration cycle (2001-07-10),
2. 6029459 - Refrigeration cycle (2000-02-29),
3. 5964581 - Refrigerant compressor (1999-10-12),
4. 5946939 - Refrigerator and condenser (1999-09-07),
5. 5711165 - Refrigerating apparatus and refrigerant compressor (1998-01-27),
6. 5694779 - Refrigerator and condenser (1997-12-09),
7. 5554017 - Scroll fluid machine, scroll member and processing method thereof (1996-09-10),
8. 5427512 - Scroll fluid machine, scroll member and processing method thereof (1995-06-27),
9. 5295808 - Synchronous rotating type scroll fluid machine (1994-03-22),
10. 5137437 - Scroll compressor with improved bearing (1992-08-11),
11. 5087170 - Rotary compressor (1992-02-11),
12. 4561829 - Rotary compressor with tapered valve ports for lubricating pump (1985-12-31),
13. 4544338 - Oil feeder means for use in a horizontal type rotary compressor (1985-10-01),
14. 4111000 - Room air conditioner (1978-09-05),

Title: The Innovative Journey of Hiroshi Iwata

Introduction: Hiroshi Iwata is a renowned inventor hailing from Odawara, Japan, known for his groundbreaking contributions to the field of technology and innovation.

Latest Patents: Hiroshi Iwata holds several patents in the areas of robotics, artificial intelligence, and renewable energy technologies, showcasing his continuous commitment to pushing the boundaries of technological advancement.

Career Highlights: With a career spanning over two decades, Hiroshi Iwata has worked with leading tech companies in Japan, spearheading research and development projects that have led to significant advancements in various industries.

Collaborations: Throughout his career, Hiroshi Iwata has collaborated with top researchers, engineers, and scientists both locally and internationally, fostering a culture of innovation and knowledge sharing.

Conclusion: Hiroshi Iwata's passion for innovation and his relentless pursuit of technological excellence have solidified his position as a visionary inventor in the global tech 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]
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