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For the Inventor, By the Inventor

Nara, Japan

Koji Yamabuchi

USPTO Granted Patents = 13 

Average Co-Inventor Count = 3.5

ph-index = 4

Forward Citations = 54(Granted Patents)


Location History:

  • Nara, JP (1994 - 2011)
  • Osaka, JP (2015)
  • Sakai, JP (2020 - 2022)

Company Filing History:

goldMedal13 out of 25,550 
 
Sharp Kabushiki Kaisha Corporation
 patents
silverMedal2 out of 6 
 
Citizen Seimitsu Co., Ltd.
 patents
where one patent can have more than one assignee

Years Active: 1994-2022

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13 patents (USPTO):Explore Patents
1. 11222931 - Display device (2022-01-11),
2. 11066742 - Vapor deposition mask (2021-07-20),
3. 10808314 - Vapor deposition mask and method for manufacturing vapor deposition mask (2020-10-20),
4. 8947650 - Refractive index measuring device and refractive index measuring method (2015-02-03),
5. 7990495 - Liquid crystal panel having polarizer plates on both surfaces thereof (2011-08-02),
6. 7868964 - Display panel manufacturing apparatus including vacuum controlled panel holder and method of using same (2011-01-11),
7. 7688403 - Circularly polarizing plate, vertically alignment type of liquid crystal display panel and method of manufacturing the same (2010-03-30),
8. 7553390 - Method and device for parting glass substrate, liquid crystal panel, and liquid crystal panel manufacturing device (2009-06-30),
9. 7388628 - Liquid crystal panel, liquid crystal panel fabrication method, liquid crystal panel fabrication apparatus, and polarizing plate sticking apparatus (2008-06-17),
10. 7202923 - Liquid crystal display with polarizer with inclined edge portion (2007-04-10),
11. 6155511 - Capstan motor with hysteresis plate and drive system (2000-12-05),
12. 5963394 - Magnetic recording reproducing apparatus with bottom edge of tape above (1999-10-05),
13. 5361180 - Simplified cassette loading mechanism for a magnetic recording and (1994-11-01),

Title: The Innovative Contributions of Koji Yamabuchi

Introduction

Koji Yamabuchi is a prominent inventor based in Nara, Japan. He has made significant contributions to the field of display technology and vapor deposition processes. With a total of 13 patents to his name, Yamabuchi has established himself as a key figure in innovation.

Latest Patents

Yamabuchi's latest patents include a display device that features a TFT layer and a light-emitting element layer. This device is designed with a sealing layer that covers the light-emitting element layer, along with an infrared light emission layer and an infrared light detection element. Another notable patent is for a vapor deposition mask, which includes a valid portion on a mask sheet that corresponds to the shape of active regions on a vapor target substrate. This mask also features a second region with multiple vapor deposition holes covered by a hauling sheet.

Career Highlights

Throughout his career, Koji Yamabuchi has worked with notable companies such as Sharp Corporation and Citizen Seimitsu Co., Ltd. His work in these organizations has contributed to advancements in technology and innovation.

Collaborations

Yamabuchi has collaborated with several talented individuals, including Akinori Izumi and Makoto Nakahara. These partnerships have further enhanced his contributions to the field.

Conclusion

Koji Yamabuchi's innovative work and numerous patents reflect his dedication to advancing technology. His contributions have had a lasting impact on the industry, showcasing the importance of creativity and collaboration in the field of invention.

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