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For the Inventor, By the Inventor

Hyogo, Japan

Keiichi Nakamizo

This inventor holds 13 USPTO granted patents. Top assignees: Kawasaki Jukogyo Kabushiki Kaisha, Kawasaki Jukogyo Kabushiki, Matsushita Electric Industrial Co., Ltd.. Active years: 1979-2011.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Keiichi Nakamizo. Retrieved from https://idiyas.com/inventor/keiichi-nakamizo

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

USPTO Granted Patents = 13

% Patents Active = 61.5

Average Co-Inventor Count = 1.9

ph-index = 7

Forward Citations = 120(Granted Patents)


Location History:

  • Himeji, JP (1979 - 1982)
  • Hyogo, JP (1979 - 2007)
  • Maryville, MO (US) (2011)

Company Filing History:

goldMedal11 out of 3,448 
 
Kawasaki Jukogyo Kabushiki Kaisha
 patents
silverMedal1 out of 6 
 
Kawasaki Jukogyo Kabushiki
 patents
bronzeMedal1 out of 27,375 
 
Matsushita Electric Industrial Co., Ltd.
 patents

Years Active: 1979-2011

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13 patents (USPTO):Explore Patents
1. 7958855 - Air-cooled V-type combustion engine (2011-06-14),
2. 7950355 - Air-cooled engine having improved dust preventive structure (2011-05-31),
3. D556778 - Internal combustion engine (2007-12-04),
4. 7080621 - Air cleaner unit for combustion engine (2006-07-25),
5. 7040260 - Liquid-cooled, vertical shaft type combustion engine (2006-05-09),
6. 6845739 - Small-size engine with forced air cooling system (2005-01-25),
7. 6662791 - Four-cycle overhead valve engine (2003-12-16),
8. 6659094 - Breathing device for internal combustion engine (2003-12-09),
9. 4805565 - Structure of cam shaft for engine (1989-02-21),
10. 4320713 - Small watercraft (1982-03-23),
11. 4226432 - Device for sealing electric wires (1980-10-07),
12. 4161156 - Power propelled boat with improved electrical connector (1979-07-17),
13. 4153034 - Magneto casing (1979-05-08),
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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