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For the Inventor, By the Inventor

Tokyo, Japan

Hiroshi Yamada

This inventor holds 12 USPTO granted patents. Top assignees: Dai Nippon Printing Co., Ltd., Fuji Jukogyo Kabushiki Kaisha, Mitsubishi Chemical Corporation. Active years: 1998-2007.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hiroshi Yamada. Retrieved from https://idiyas.com/inventor/hiroshi-yamada-taoh5

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

USPTO Granted Patents = 12

% Patents Active = 66.7

Average Co-Inventor Count = 6.3

ph-index = 9

Forward Citations = 340(Granted Patents)


Location History:

  • Tokyo-to, JP (1998 - 2002)
  • Shinjuku-Ku, JP (1999 - 2007)

Company Filing History:

goldMedal9 out of 3,208 
 
Dai Nippon Printing Co., Ltd.
 patents
silverMedal2 out of 2,208 
 
Fuji Jukogyo Kabushiki Kaisha
 patents
bronzeMedal2 out of 2,423 
 
Mitsubishi Chemical Corporation
 patents
4. 1 out of 28 
 
Showa Yakuhin Kako Co., Ltd.
 patents
where one patent can have more than one assignee

Years Active: 1998-2007

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12 patents (USPTO):Explore Patents
1. 7309831 - Protective sheet for solar battery module, method of fabricating the same and solar battery module (2007-12-18),
2. 6777610 - Protective sheet for solar battery module, method of fabricating the same and solar battery module (2004-08-17),
3. 6476969 - Transparent functional membrane containing functional ultrafine particles, transparent functional film, and process for producing the same (2002-11-05),
4. 6465726 - Protective sheet for solar battery module, method of fabricating the same and solar battery module (2002-10-15),
5. 6335832 - Transparent functional membrane containing functional ultrafine particles, transparent functional film, and process for producing the same (2002-01-01),
6. 6335479 - Protective sheet for solar battery module, method of fabricating the same and solar battery module (2002-01-01),
7. 6066404 - Packaging clean film and packaging pouch (2000-05-23),
8. 6051168 - Method and apparatus for peeling coating from coated plastics and method (2000-04-18),
9. 5976297 - Transparent functional membrane containing functional ultrafine (1999-11-02),
10. 5955352 - Instruments for chemical and microbiological tests (1999-09-21),
11. 5788811 - Method and apparatus for peeling coating from coated plastics and method (1998-08-04),
12. 5747152 - Transparent functional membrane containing functional ultrafine (1998-05-05),

Title: Hiroshi Yamada: Innovator in Solar Technology

Introduction

Hiroshi Yamada is a prominent inventor based in Tokyo-To, Japan. He has made significant contributions to the field of solar technology, holding a total of 12 patents. His innovative work focuses on enhancing the efficiency and durability of solar battery modules.

Latest Patents

One of Yamada's latest patents is a protective sheet for solar battery modules, which includes a weather-resistant sheet made from a fluorocarbon resin. This protective sheet features a deposited inorganic oxide thin film on one of its surfaces. Additionally, a surface-treated layer is incorporated within the weather-resistant sheet to improve adhesion between the sheet and the inorganic oxide thin film. This invention aims to enhance the longevity and performance of solar battery modules.

Career Highlights

Throughout his career, Hiroshi Yamada has worked with notable companies such as Dai Nippon Printing Co., Ltd. and Mitsubishi Chemical Corporation. His experience in these organizations has allowed him to develop and refine his innovative ideas in solar technology.

Collaborations

Yamada has collaborated with several talented individuals in his field, including Yasuki Suzuura and Koujiro Ookawa. These partnerships have contributed to the advancement of his projects and the successful development of his patents.

Conclusion

Hiroshi Yamada is a key figure in the innovation of solar technology, with a strong portfolio of patents that reflect his expertise and dedication. His work continues to influence the industry and pave the way for future advancements in solar energy solutions.

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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