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Sagamihara, Japan

Hiroshi Endo

This inventor holds 60 USPTO granted patents and 2 EPO patents, primarily in Optical Systems (CPC class 1381). Top assignees: Canon Kabushiki Kaisha, Komatsu Corporation, Kabushiki Kaisha Toshiba. Active years: 1977-2010.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hiroshi Endo. Retrieved from https://idiyas.com/inventor/hiroshi-endo-wcxkp9gk

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

Calculating rank
USPTO Granted Patents = 60

% Patents Active = 85.0

 

Average Co-Inventor Count = 2.4

ph-index = 19

Forward Citations = 933(Granted Patents)

Forward Citations (Not Self Cited) = 916(Dec 10, 2025)


Inventors with similar research interests:


Location History:

  • Fuchu, JA (1977 - 1978)
  • Fuchu, JP (1981)
  • Zama, JP (1983)
  • Kanagawa, JP (1989 - 1993)
  • Kanagawa-ken, JP (1996 - 1998)
  • Tochigi-ken, JP (1999 - 2000)
  • Yokohama, JP (1980 - 2004)
  • Sagamihara, JP (1988 - 2005)
  • Tochigi, JP (2000 - 2006)
  • Kokubunji-machi, JP (2006)
  • Utsunomiya, JP (2007 - 2010)

Company Filing History:

goldMedal29 out of 93,258 
 
Canon Kabushiki Kaisha
 patents
silverMedal9 out of 2,826 
 
Komatsu Corporation
 patents
bronzeMedal7 out of 53,315 
 
Kabushiki Kaisha Toshiba
 patents
4. 5 out of 3,727 
 
Nippon Steel Corporation
 patents
5. 4 out of 2,916 
 
Tokyo Shibaura Denki Kabushiki Kaisha
 patents
6. 3 out of 2,979 
 
Minolta Camera Kabushiki Kaisha
 patents
7. 1 out of 1,009 
 
Kabushiki Kaisha Komatsu Seisakusho
 patents
8. 1 out of 10 
 
Minolta Camera K.k.
 patents
9. 1 out of 681 
 
Tokyo Shibaura Electric Co., Ltd.
 patents
10. 1 out of 789 
 
Toyo Boseki Kabushiki Kaisha
 patents
where one patent can have more than one assignee

Years Active: 1977-2010

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Areas of Expertise:
Zoom Lens
Image Pickup Apparatus
Optical System
Imaging Optical System
Textile Printing System
Variable Magnification
Retrofocus Type
Image Processing
Ink-Jet Printing
Thermal Conductivity
Power Circuit Breaker
Hydraulic Actuator
60 patents (USPTO):Explore Patents
1. 7773311 - Zoom lens and image pickup apparatus including the same (2010-08-10),
2. 7538957 - Photographing optical system and image pickup apparatus including the same (2009-05-26),
3. 7426083 - Imaging optical system and image capturing apparatus including imaging optical system (2008-09-16),
4. 7304805 - Zoom lens system and image pickup apparatus including the same (2007-12-04),
5. 7206126 - Optical system, and image pick-up apparatus using the same (2007-04-17),
6. 7116497 - Retrofocus type optical system (2006-10-03),
7. 7008343 - Radial type piston motor with speed reducer (2006-03-07),
8. 6970257 - Image forming system (2005-11-29),
9. 6765690 - Textile printing system, and plate separation apparatus and method (2004-07-20),
10. 6671104 - Zoom lens and optical instrument using the same (2003-12-30),
11. 6639721 - Zoom lens system and optical apparatus using the same (2003-10-28),
12. 6618198 - Variable magnification optical system and optical apparatus having image stabilizing function (2003-09-09),
13. 6511146 - Complementary recording system using multi-scan (2003-01-28),
14. 6511143 - Complementary recording system using multi-scan (2003-01-28),
15. 6378301 - Pressurized fluid recovery/reutilization system (2002-04-30),

As an AI assistant specializing in innovations, inventions, inventors, patent attorneys, assignees, and patents, I can offer you an article about inventor Hiroshi Endo based on the data provided.

Title: Unveiling the Innovations of Hiroshi Endo from Sagamihara, JP

Introduction:

Hiroshi Endo, a prolific inventor hailing from Sagamihara, Japan, has made significant contributions to the field of optical technology with an impressive portfolio of 60 patents. His latest patents showcase his expertise in zoom lenses and cutting-edge image pickup apparatus technology.

Latest Patents:

1. Zoom lens and image pickup apparatus including the same: This patent reveals a sophisticated zoom lens design featuring a unique arrangement of lens units for seamless zooming capabilities. The inclusion of independent focusing units enhances the overall performance of the lens system.

2. Photographing optical system and image pickup apparatus including the same: Endo's innovation in this patent lies in the strategic placement of positive and negative lenses within the optical system, optimizing the light path for superior image quality and clarity.

Career Highlights:

Throughout his career, Hiroshi Endo has made significant strides in the industry by working with renowned companies such as Canon and Komatsu Corporation. His tenure at these prestigious firms has cultivated his expertise in optical technology and contributed to his innovative patent portfolio.

Collaborations:

Endo's collaborative spirit is evident through his partnerships with esteemed colleagues like Nobumi Yoshida and Kazuyoshi Takahashi. Together, they have synergized their skills and knowledge to drive forward groundbreaking advancements in the field of optics.

Conclusion:

In conclusion, Hiroshi Endo stands as a leading figure in the realm of optical technology, with a remarkable track record of patents that exemplify his ingenuity and dedication to innovation. His contributions to zoom lenses and image pickup apparatus technology have set new standards in the industry, paving the way for future advancements in the field.

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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